irregularityсуществительное The state or quality of being irregular; lack of uniformity or consistency. The irregularity of the terrain made it difficult for the hikers to maintain a steady pace.
An instance of something not being regular or normal; an anomaly or deviation from the norm. The audit revealed several financial irregularities that needed to be addressed immediately.
A physical feature or formation that is not regular or symmetrical. The artist was fascinated by the irregularities in the rock formations along the coast.
In grammar, a form or feature that does not follow the usual rules of inflection or syntax. "Went" for the past tense of "go" is an irregularity that beginners must memorize.