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Topics referred to by the same term
Look up rigidity or rigid in Wiktionary, the free dictionary. Rigid or rigidity may refer to: Stiffness, the property of a solid body to resist deformation
Rigidity
Concept in special relativity, governing a body's dynamics at high speeds
Born rigidity is a concept in special relativity. It is one answer to the question of what, in special relativity, corresponds to the rigid body of non-relativistic
Born_rigidity
Combinatorial theory of mechanics and discrete geometry
In discrete geometry and mechanics, structural rigidity is a combinatorial theory for predicting the flexibility of ensembles formed by rigid bodies connected
Structural_rigidity
Resistance offered by a structure while bending
Flexural rigidity is defined as the force couple required to bend a fixed non-rigid structure by one unit of curvature, or as the resistance offered by
Flexural_rigidity
Mechanisms of overcoming risky behaviors
In psychology, rigidity, or mental rigidity, refers to an obstinate inability to yield or a refusal to appreciate another person's viewpoint or emotions
Rigidity_(psychology)
Fourth stage of death
mortis (from Latin rigor 'stiffness' and mortis 'of death'), or postmortem rigidity, is the fourth stage of death. It is one of the recognizable signs of death
Rigor_mortis
Class of algebraic theorems
Local rigidity theorems in the theory of discrete subgroups of Lie groups are results which show that small deformations of certain such subgroups are
Local_rigidity
Inertia of prices in economics
In economics, nominal rigidity, also referred to as price stickiness or wage stickiness, describes a situation in which a nominal price is slow to adjust
Nominal_rigidity
Economic concept, a fixed price or wage
fixed to a relative value of another. Real rigidities can be distinguished from nominal rigidities, rigidities that do not adjust because prices can be
Real_rigidity
In particle physics, rigidity R {\displaystyle R} is a measure of the resistance of a particle to deflection by magnetic fields, defined as the particle's
Rigidity_(electromagnetism)
Theorem in hyperbolic geometry
In mathematics, Mostow's rigidity theorem, or strong rigidity theorem, or Mostow–Prasad rigidity theorem, essentially states that the geometry of a complete
Mostow_rigidity_theorem
additional structure in order to show that the desired morphism must exist. Rigidity theorem is about when a fairly weak equivalence between two manifolds (usually
Topological_rigidity
In discrete geometry, geometric rigidity is a theory for determining if a geometric constraint system (GCS) has finitely many d {\displaystyle d} -dimensional
Geometric_rigidity
Resistance to deformation in response to force
Stiffness or rigidity is the extent to which an object resists deformation in response to an applied force. The inverse of stiffness is flexibility or
Stiffness
Movement of cells according to local rigidity gradient
by rigidity gradients, which arise from differential structural properties of the extracellular matrix (ECM). Most normal cells migrate up rigidity gradients
Durotaxis
Stiffness of the neck
Neck stiffness, stiff neck and nuchal rigidity are terms often used interchangeably to describe the medical condition when one experiences discomfort or
Neck_stiffness
Ratio of shear stress to shear strain
In solid mechanics, the shear modulus or modulus of rigidity, denoted by G, or sometimes S or μ, is a measure of the elastic shear stiffness of a material
Shear_modulus
Neurological disorder
neurological disorder of unclear cause characterized by progressive muscular rigidity and stiffness. The stiffness primarily affects the truncal muscles and
Stiff-person_syndrome
Decreased movement due to basal ganglia dysfunction
needed] Hypokinesia is a symptom of Parkinson's disease shown as muscle rigidity and an inability to produce movement. It is also associated with mental
Hypokinesia
Topics referred to by the same term
Rigidity theory may refer to Study of the concept of rigidity (mathematics) Mathematical theory of structural rigidity Rigidity theory (physics), or topological
Rigidity_theory
Syndrome characterized by tremor, slowed movements, rigidity, and imbalance
movements), rigidity, and postural instability. Both hypokinetic features (bradykinesia and akinesia) and hyperkinetic features (cogwheel rigidity and tremors
Parkinsonism
Strange posture from brain injury
important in decerebrate rigidity due to studies in animals showing that dorsal-root transection eliminates decerebrate rigidity symptoms. Transection releases
Abnormal_posturing
Rigid three-dimensional load-bearing truss structure
supports. Like the truss, a space frame is strong because of the inherent rigidity of the triangle; flexing loads (bending moments) are transmitted as tension
Space_frame
Abstraction of bar-and-joint frameworks
In the mathematics of structural rigidity, a rigidity matroid is a matroid that describes the number of degrees of freedom of an undirected graph with
Rigidity_matroid
Property of mathematical objects
real line in the complex plane. The Schwarz lemma is an example of such a rigidity theorem. By the fundamental theorem of algebra, polynomials in C are rigid
Rigidity_(mathematics)
Side effect of opioids during anesthesia
rigidity of the chest following the administration of high doses of opioids during anesthesia. Wooden chest syndrome describes marked muscle rigidity
Wooden_chest_syndrome
Type of function in mathematics
In mathematical analysis, an analytic function is a function that is locally represented by a convergent power series. More precisely, a real or complex
Analytic_function
Management discipline studying human transformational processes within organizations
appropriate. Threat rigidity can lead to employee disengagement. The return to office initiative has been in part attributed to threat rigidity. The contingency
Change_management
Abnormal increase in muscle tone due to nerve damage
Hypertonia is a term sometimes used synonymously with spasticity and rigidity in the literature surrounding damage to the central nervous system, namely
Hypertonia
Tensing of abdominal wall muscles to guard inflamed organs
original on 2013-03-22. Retrieved 2007-05-08. Abdominal Guarding - Abdominal Rigidity on Medicine Online Medical Articles Archived April 24, 2011, at the Wayback
Abdominal_guarding
Structural phenolic polymer in plant cell walls
formation of cell walls, especially in wood and bark, because they lend rigidity and do not rot easily. Chemically, lignins are polymers made by the cross-linking
Lignin
In physics, rigidity theory, or topological constraint theory, is a tool for predicting properties of complex networks (such as glasses) based on their
Rigidity_theory_(physics)
Psychoactive drug, often called ecstasy
Hallucinations Loss of consciousness Serotonin syndrome Musculoskeletal Muscle rigidity Rhabdomyolysis (i.e., rapid muscle breakdown) Respiratory Acute respiratory
MDMA
games. This theorem relies on the definitions of genericity in structural rigidity. Let V ( E ) {\displaystyle V(E)} denote the vertex set of a set of edges
Geiringer–Laman_theorem
Sex toy
that is used as an aid in cases of impotence, that is, when sufficient rigidity of the organ for engaging in sexual intercourse cannot be achieved naturally
Penis_pump
Abnormal stiffness of skeletal muscle
exist). Spasticity can be differentiated from rigidity with the help of simple clinical examination, as rigidity is a uniform increase in the tone of agonist
Spasticity
Symptoms similar to meningitis but not caused by meningitis
adolescents. Meningism involves the triad (3-symptom syndrome) of nuchal rigidity (neck stiffness), photophobia (intolerance of bright light) and headache
Meningism
Bounds the length of geodetic segments in Riemannian manifolds based in Ricci curvature
Myers's theorem, also known as the Bonnet–Myers theorem, is a celebrated, fundamental theorem in the mathematical field of Riemannian geometry. It was
Myers's_theorem
Abnormal maintenance of postures
"seizing, grasping") is a neurological condition characterized by muscular rigidity and fixity of posture regardless of external stimuli, as well as decreased
Catalepsy
Threshold of percolation theory models
{\displaystyle p_{2},p_{3}} . Assuming a finite graph with unbending bonds, rigidity percolation refers to a situation where the entire graph is rigid everywhere
Percolation_threshold
President of the United States from 1901 to 1909
had been depressed by the formalistic treatment of many subjects, by the rigidity, the attention to minutiae that were important in themselves, but which
Theodore_Roosevelt
Light, strong and rigid composite material
are commonly used wherever high strength-to-weight ratio and stiffness (rigidity) are required, such as aerospace, superstructures of ships, automotive
Carbon-fiber reinforced polymer
Carbon-fiber_reinforced_polymer
Seventh-generation Mercedes-Benz SL-Class
body structure developed by AMG to provide more rigidity. Transverse rigidity and longitudinal rigidity are said to be 50% and 40% higher, respectively
Mercedes-Benz_SL_(R232)
Characteristic of a spinning body in space
(also called gyroscopic stiffness, gyroscopic inertia, gyroscopic rigidity, or "rigidity in space") is the characteristic of a rotating body in which the
Axial_parallelism
Postmortem stiffening of a muscle
postmortem spasm, instantaneous rigor mortis, cataleptic rigidity, or instantaneous rigidity, is a rare form of muscular stiffening that occurs at the
Cadaveric_spasm
Various molecular structures formed only by rotation about single bonds
In chemistry, rotamers are chemical species that differ from one another primarily due to rotations about one single bond. Various arrangements of atoms
Rotamer
American photographer and environmentalist (1902–1984)
produce a wide range of bold, expressive tones, and felt constricted by the rigidity of the color process. Most of his color work was done on assignments, and
Ansel_Adams
American mathematician (1923–2017)
to 1992. The rigidity phenomenon for lattices in Lie groups he discovered and explored is known as Mostow rigidity. His work on rigidity played an essential
George_Mostow
Parameters describing a planet's rigidity
Love numbers (h, k, and l) are dimensionless parameters that measure the rigidity of a planetary body or other gravitating object, and the susceptibility
Love_number
Mathematical puzzle of avoiding crossings
and early 20th-century publications both in early studies of structural rigidity and in chemical graph theory, where Julius Thomsen proposed it in 1886
Three_utilities_problem
Type of bow for archery
This rigidity makes the compound bow more energy-efficient than traditional bows, as less energy is dissipated in limb movement. The higher-rigidity, more
Compound_bow
In mathematics, rigidity of K-theory encompasses results relating algebraic K-theory of different rings. Suslin rigidity, named after Andrei Suslin, refers
Rigidity_(K-theory)
Joint stiffness due to abnormal adhesion or rigidity of the articulating bones
due to abnormal adhesion and rigidity of the bones of the joint, which may be the result of injury or disease. The rigidity may be complete or partial and
Ankylosis
Personality disorder involving orderliness
productivity that hinders interpersonal relationships and leisure time; rigidity and zealousness on matters of morality and ethics; an inability to delegate
Obsessive–compulsive personality disorder
Obsessive–compulsive_personality_disorder
Thermoplastic polymer
rigidity, while increasing the heat deflection temperature. The styrene gives the plastic a shiny, impervious surface, as well as hardness, rigidity,
Acrylonitrile butadiene styrene
Acrylonitrile_butadiene_styrene
Shape with three sides
i.e. the angles cannot be adjusted. Triangles are strong in terms of rigidity, but while packed in a tessellating arrangement triangles are not as strong
Triangle
Progressive neurodegenerative disease
parkinsonism, include tremors, slowness in initiating movement (bradykinesia), rigidity, and difficulty maintaining balance (postural instability). Non-motor symptoms
Parkinson's_disease
Severe reaction to general anesthesia
general anesthesia, among those who are susceptible. Symptoms include muscle rigidity, fever, and a fast heart rate. Complications can include muscle breakdown
Malignant_hyperthermia
Scottish physicist and mathematician (1831–1879)
and blue, the basis for colour television. He worked on analysing the rigidity of rod-and-joint frameworks (trusses) like those in many bridges. He devised
James_Clerk_Maxwell
Broadcasting Network of Paul and Jan Crouch. rigor mortis stiffness of death The rigidity of corpses when chemical reactions cause the limbs to stiffen about 3–4
List_of_Latin_phrases_(full)
Form of sexual dysfunction in males
recurring inability to achieve or maintain a penile erection with sufficient rigidity and duration for satisfactory sexual activity. It is the most common sexual
Erectile_dysfunction
Group theory concept
representation of G giving rise to ρ by restriction. Mostow rigidity theorem Local rigidity Margulis 1991, p. 2 Theorem 2. "Discrete subgroup", Encyclopedia
Superrigidity
time version. The Calvo model is the most common way to model nominal rigidity in new Keynesian DSGE macroeconomic models. We can define the probability
Calvo_(staggered)_contracts
Total market value of goods and services produced within a country
Adaptive Rational Government debt Investment Saving Microfoundations Nominal rigidity Shocks Demand Supply Policies Fiscal Austerity Government spending Welfare
Gross_domestic_product
Grand tourer produced by Aston Martin
The DB12 Volante is also claimed to have five per cent better torsional rigidity than the DB11 Volante. The DB12 Volante accelerates from 0–100 km/h (0–62 mph)
Aston_Martin_DB12
1851 novel by Herman Melville
"polypositional stance" as antithetical to Ahab's monomania, adhering to dogmatic rigidity. Melville biographer Andrew Delbanco cites race as an example of this search
Moby-Dick
Chancellor of Germany from 2005 to 2021
Schnee, Christian. "Sticking to her guns or going with the flow: assessing rigidity and flexibility in Angela Merkel's political decision making." German Politics
Angela_Merkel
Play by William Shakespeare
the "culture of early modern England" as a commentary on the "aesthetic rigidities of comic form and political ideologies of the prevailing order". Male
A_Midsummer_Night's_Dream
Chemical element with atomic number 51 (Sb)
improved properties for solders, bullets, and plain bearings. It improves the rigidity of lead-alloy plates in lead–acid batteries. Antimony trioxide is a prominent
Antimony
Phenomenon in convertible cars
in convertible or open top automobiles where, due to lower structural rigidity caused by the lack of a roof, the middle section of the chassis flexes
Scuttle_shake
School of macroeconomics
models typically incorporate elements of imperfect competition and nominal rigidities—such as sticky prices and sticky wages—to explain why markets may not
New_Keynesian_economics
Supreme law of the United States
Federalist No. 43, designed to establish a balance between pliancy and rigidity.[better source needed] Article Five ends by shielding certain clauses in
Constitution of the United States
Constitution_of_the_United_States
Turkish Empire (c. 1299–1922)
adjustments occurred in the Ottoman and Safavid realms defined by a new rigidity that favoured Ottoman Turkish and Persian, respectively. In the Ottoman
Ottoman_Empire
mathematics education, and is known for his expertise in structural rigidity and rigidity matroids. Whiteley graduated from Queen's University in 1966. He
Walter_Whiteley
Buddhist term for malleability
characteristic of the subsiding of rigidity (thambha) in the mental body and consciousness, respectively. Its function is to crush rigidity. It is manifested as non-resistance
Mudutā
Back of the neck
marrow'). The corresponding adjective is nuchal, as in the term nuchal rigidity for neck stiffness. In many mammals, the nape bears a loose, non-sensitive
Nape
Full-size luxury crossover SUV
rigidity and minimize noise, vibration, and harshness (NVH). Welds and adhesives are featured to increase the vehicle’s joint strength and rigidity through
Lexus_TX
Part of the body that forms the supporting structure
external skeletons are exoskeletons. Skeletons may also be defined by rigidity, where pliant skeletons are more elastic than rigid skeletons. Fluid or
Skeleton
Vehicle with a folding or removable roof
required. A potential drawback of convertibles is their reduced structural rigidity (requiring significant engineering and modification to counteract the side
Convertible
Boots worn to protect a motorcyclist
its Abrasion Resistance, its Impact Cut resistance, and its Traverse Rigidity. For Height, 1 is short, and 2 is tall. For other categories, 1 denotes
Motorcycle_boot
Rigidity theorem for convex polyhedra
way that does not have the same shape. This is a fundamental result in rigidity theory: one consequence of the theorem is that, if one makes a physical
Cauchy's_theorem_(geometry)
Southern Athabaskan language
The Western Apache language is a Southern Athabaskan language spoken among the 14,000 Western Apaches in Mexico in the states of Sonora and Chihuahua and
Western_Apache_language
Reciprocating internal combustion engine
4:1 exhaust manifold and a lower main bearing cage for increased block rigidity. Direct-injection is available on the 2.0-liter LF-VD and the DISI turbocharged
Mazda_L_engine
Leader of the Soviet Union from 1964 to 1982
holidays for hard-working citizens. In Brezhnev's Soviet Union, social rigidity became a common feature of Soviet society. Within the country's workforce
Leonid_Brezhnev
forth what has come to be known as "the modal argument" (or "argument from rigidity"). Consider the name Aristotle and the descriptions "the greatest student
Philosophy_of_language
2026 assassination in Tehran, Iran
his death as the closing of an era defined by repression, ideological rigidity, and mass bloodshed, especially the January 2026 massacre. In this telling
Assassination_of_Ali_Khamenei
Bleeding into the brain's subarachnoid space
Stuporous; moderate to severe hemiparesis; possibly early decerebrate rigidity and vegetative disturbances 20% 5 Deep coma; decerebrate rigidity; moribund 10%
Subarachnoid_hemorrhage
Devaluation of money's purchasing power
future. Positive effects include reducing unemployment due to nominal wage rigidity,allowing the central bank greater freedom in carrying out monetary policy
Inflation
Subculture of hardcore punk
members of the Washington, D.C., hardcore scene who were frustrated by the rigidity and intolerance in the scene. During the youth crew era, which started
Straight_edge
Measure of inequality of a statistical distribution
as Shorrocks index, sometimes as Shorrocks mobility index or Shorrocks rigidity index. It attempts to estimate whether the income inequality Gini coefficient
Gini_coefficient
Proposed class of American super-battleships
the torpedo bulkheads had detrimental flooding effects due to the belt's rigidity. South Dakota's and Iowa's systems were modified in light of these tests
Montana-class_battleship
Branch of geometry that studies combinatorial properties and constructive methods
Quasicrystals Aperiodic tilings Periodic graph Finite subdivision rules Structural rigidity is a combinatorial theory for predicting the flexibility of ensembles formed
Discrete_geometry
Rare neurodegenerative disease
dysfunctions that comprise parkinsonism are rigidity, bradykinesia, and gait disorder, with limb rigidity forming the most typical manifestation of parkinsonism
Corticobasal_degeneration
U.S. national technical standards for threads on pipes and pipe fittings
both tapered and straight thread series for various purposes, including rigidity, pressure-tight sealing, or both. The types are named with a full name
National_pipe_thread
Method of increasing rigidity and structural integrity of materials or objects
Stiffening is any process that increases the rigidity and structural integrity of objects. Stiffening is used in crafts, art, industry, architecture, sports
Stiffening
Perennial woody plant with elongated trunk
than the sapwood. It is the dense central core of the trunk giving it rigidity. Three quarters of the dry mass of the xylem is cellulose, a polysaccharide
Tree
Metal pan placed in an oven and used for baking pastries
(air bake pan), or perforations to aid in speeding cooking (pizza tray). Rigidity of the pan is especially important if the pan is to be placed directly
Sheet_pan
Branch of Orthodox Judaism
lifestyles, as well as the degree of stringency in religious practice, rigidity of religious philosophy, and isolation from the general culture that they
Haredi_Judaism
American economist
Adaptive Rational Government debt Investment Saving Microfoundations Nominal rigidity Shocks Demand Supply Policies Fiscal Austerity Government spending Welfare
Perry_Mehrling
Rigid organs of the skeleton of vertebrates
has an intercellular honeycomb-like matrix, which helps to give the bone rigidity. Bone tissue is made up of different types of bone cells: osteoblasts and
Bone
RIGIDITY
RIGIDITY
RIGIDITY
RIGIDITY
Boy/Male
Hindu
Alternate name of Arjun
Boy/Male
Gujarati, Hindu, Indian, Jain, Kannada, Malayalam, Marathi, Mythological, Oriya, Sanskrit, Tamil, Telugu
Lord Shiva
Girl/Female
Tamil
Shrikala | à®·à¯à®°à¯€à®•லா
Goddess Laxmi
Female
German
German form of French Yvette, IVONNE means "yew tree."
Boy/Male
Tamil
Vajraksh | வாஜà¯à®°à®•à¯à®·
Sturdy like metal, Lord Hanuman
Girl/Female
Bengali, Hindu, Indian
Created; Wife of Shiva ( Rudra )
Boy/Male
Hindu, Indian
Architect; Son of Yogasiddha
Girl/Female
Biblical
A drum, betraying.
Boy/Male
Tamil
Riswanth | ரீஸà¯à®µà®‚த
Friendly, Beauty
Female
Romanian
Feminine form of Romanian Gheorghe, GEORGETA means "earth-worker, farmer."
RIGIDITY
RIGIDITY
RIGIDITY
RIGIDITY
RIGIDITY
n.
The quality or state of being inflexible; inflexibility; rigidity; firmness.
n.
A long, narrow strip of timber bent and bolted longitudinally to the ribs of a vessel, to hold them in position, and give rigidity to the framework.
n.
An acute disease occurring in India, characterized by multiple inflammatory changes in the nerves, producing great muscular debility, a painful rigidity of the limbs, and cachexy.
n.
Stiffness of appearance or manner; want of ease or elegance.
n.
Rigidity in principle or practice; strictness; -- opposed to laxity.
n.
A disease of adults, characterized by a diffuse rigidity and hardness of the skin.
n.
Rigidity; stiffness.
n.
Severity; rigor.
a.
Of, pertaining to, or resembling, a corpse, or the changes produced by death; cadaverous; as, cadaveric rigidity.
n.
More or less permanent erection and rigidity of the penis, with or without sexual desire.
v. i.
Coldness or insensibility; severity or rigidity of character.
n.
The quality or state of being inflexible, or not capable of being bent or changed; unyielding stiffness; inflexibleness; rigidity; firmness of will or purpose; unbending pertinacity; steadfastness; resoluteness; unchangeableness; obstinacy.
n.
The quality or state of being rigid; want of pliability; the quality of resisting change of form; the amount of resistance with which a body opposes change of form; -- opposed to flexibility, ductility, malleability, and softness.
n.
The becoming stiff or rigid; the state of being rigid; rigidity; stiffness; hardness.
a.
After death; as, post-mortem rigidity.
n.
A state of permanent rigidity or contraction of the muscles, generally of the flexor muscles.