AskDefine | Define regularity

Dictionary Definition



1 a property of polygons: the property of having equal sides and equal angles [syn: geometrical regularity]
2 the quality of being characterized by a fixed principle or rate; "he was famous for the regularity of his habits" [ant: irregularity]

User Contributed Dictionary



  • /ˌɹɛgjuˈlæɹəti/, /%rEgju"l

Extensive Definition

The term regular can mean normal or obeying rules. Regular may refer to:
In organizations:
In mathematics, geometry, and statistics:
  • Regular polygon, a polygon where all angles and all sides are equal
  • Regular polyhedron, a 3-dimensional equivalent to a regular polygon
  • Regular category, a kind of category that has similarities to both Abelian categories and to the category of sets
  • Regular prime, a certain kind of prime number
  • Regular graph, a graph such that all the degrees of the vertices are equal
  • Regular cardinal, a cardinal number that is equal to its cofinality
  • Regular space, a topological space in which a point and a closed set can be separated by neighbourhoods
  • Regularity, the degree of differentiability of a Smooth function
  • Regularity, a necessary condition in Fisher information and in finding the Cramer-Rao Lower Bound
  • Axiom of Regularity, also called the Axiom of Foundation, an axiom of set theory asserting the non-existence of certain infinite chains of sets
In other uses:
  • Regular character, a main character who appears more frequently and/or prominently than a recurring character
  • Regular expression, a type of pattern describing a set of strings in computer science
  • Regular verb, a grammatical term for a verb with derived forms that are typical for the language

See also

regularity in French: Régulier
regularity in Japanese: レギュラー

Synonyms, Antonyms and Related Words

arrangement, array, balance, bilateral symmetry, cadence, ceaselessness, chattering, clockwork regularity, concord, conformity, congruity, consistency, constancy, constant flow, continualness, continuity, correspondence, daily round, dependability, deployment, dingdong, disposal, disposition, downiness, drone, dynamic symmetry, equality, equilibrium, eurythmics, eurythmy, even pace, even tenor, evenness, finish, flatness, formation, frictionlessness, glabriety, glabrousness, glossiness, greasiness, harmoniousness, harmony, health, incessancy, invariability, keeping, layout, levelness, lineup, lubricity, marshaling, monologue, monotone, monotonousness, monotony, multilateral symmetry, naturalism, naturalness, naturism, noninterruption, normalcy, normality, normalness, oiliness, order, orderliness, organization, oscillation, pace, parallelism, peace, perpetuity, polarity, predictability, proportion, proportionality, propriety, pulsation, quick fire, quiet, quietude, rapid fire, rapid recurrence, rapid succession, rapidity, realism, reliability, repetition, rhythm, routine, sameliness, sameness, satininess, setup, shapeliness, silkiness, singsong, sleekness, slickness, slipperiness, smoothness, stability, staccato, steadiness, structure, stuttering, suavity, sustainment, symmetricalness, symmetry, system, tattoo, tranquillity, treadmill, trilateral symmetry, undeviation, undifferentiation, uniformity, unintermission, uninterruption, unvariation, velvetiness, vibration, wholesomeness
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