Antonym: regularity. Similar words: regularity, irregular, irregularly, at regular intervals, regular, regularly, popularity, insularity. Meaning: [ɪ‚regjə'lærətɪ /-jʊ'l-] 
n. 1. behavior that breaches the rule or etiquette or custom or morality 2. not characterized by a fixed principle or rate; at irregular intervals 3. an irregular asymmetry in shape; an irregular spatial pattern 4. irregular and infrequent or difficult evacuation of the bowels; can be a symptom of intestinal obstruction or diverticulitis.
n. 1. behavior that breaches the rule or etiquette or custom or morality 2. not characterized by a fixed principle or rate; at irregular intervals 3. an irregular asymmetry in shape; an irregular spatial pattern 4. irregular and infrequent or difficult evacuation of the bowels; can be a symptom of intestinal obstruction or diverticulitis. 
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1 The X-ray showed a slight irregularity in one lung.
2 Investigators found no evidence of financial irregularity.
3 The paint will cover any irregularity in the surface of the walls.
4 A routine physical reveals an irregularity.
5 Its slight irregularity could be either intentional or an accident due to the hard-edged woman's discomfort with the beads of meaning.
6 The type and irregularity of fracture bears a complex relation to the breaking of bonds in directions that cut across crystallographic planes.
7 In particular, the spatial irregularity apparent in Fig. 22.8 reflects irregular fluctuations in time.
8 It may show there has been no irregularity or malpractice, in which case the process ends.
9 There is something of the artichoke in their irregularity, something of the pork sausage in their shape and colour.
10 Judges cannot permit irregularity in carrying out justice.
11 And his practice is apparent irregularity.
12 You need to complete the Property Irregularity Report.
13 LAW 9 - PROCEDURE FOLLOWING AN IRREGULARITY.
14 There is an irregularity in your application.
15 Will you please fill out the Property Irregularity Report?
16 He is suffering from irregularity.
17 Second, current civil case judgment direct blemish and irregularity of the procedure analysis.
18 PLIF imaging of turbulence flame displays clearly the irregularity of flame surface.
19 The shape irregularity of sand grains leads to eccentric distances in grains, and their variant positions when they begin to move results in the diversity of eccentric angle.
20 PCOS is a common cause of infertility, menstrual irregularity, and hirsutism ( excessive hair growth ).
21 The west of the island is famous for the irregularity of its coastline.
22 Villagers in Bishopton and the surrounding area started to complain because they were annoyed by the irregularity of the service.
23 Mine fault network is a fractal system with statistic self-similarity. Its complexity degree can be quantitatively evaluated using fractal dimension that can describe geometrical irregularity.
24 The intuitive and accurate stereogram can be provided by colorating the geometric morphology according to the surface irregularity of the sample.
25 Meanwhile, the disorder structure of joint,[www.Sentencedict.com] obvious deformation and irregularity of articular disc and condylar process were seen in the opposite sides of joint.
26 Part II of the dissertation discusses the dualism of the administrative offence . This part consists of three parts as dual injuria, dual irregularity and dual liability.
27 According to the analysis of the dynamic performance of every damper under fault condition with various speeds, we can gain the highest speed in different railway track irregularity.
28 The responsibility-asking in administration is the system that run the responsibilities of government whose behaviors belong to irregularity and misfeasance.
29 On concrete system designs, it has such defects as unspecific irregularity , unstability and inharmony, etc.
30 Its complexity degree can be quantitatively evaluated using fractal dimension that can describe geometrical irregularity.
More similar words: regularity, irregular, irregularly, at regular intervals, regular, regularly, popularity, insularity, regulate, regulator, deregulate, regulation, regulatory, deregulation, regulatory agency, clarity, hilarity, polarity, similarity, dissimilarity, jugular, angular, singular, irregardless, triangular, hexangular, singularly, secularism, popularize, irritability.