irregular

ir-reg-u-lar · adjective

imported

Definitions

adjective

  1. 1.

    Not even or balanced in shape, arrangement, or time intervals.

  2. 2.

    Not conforming to rules, standards, or conventions.

  3. 3.

    (Grammar) Of a verb, noun, or adjective that does not follow the standard inflection patterns.

Phrases & expressions

  • •
    irregular verb — a verb that doesn't follow standard conjugation rules
  • •
    irregular heartbeat — an abnormal heart rhythm

Related words

Antonyms: consistent, regular, uniform
See also: inconsistent, regular, uneven
Synonyms: erratic, inconsistent, uneven

Etymology

From Old French irreguler, from Medieval Latin irregularis, from Latin in- ("not") + regularis ("regular"), from regula ("rule").