01 a. Not regular; not conforming to a law, method, or usage recognized as the general rule; not according to common form; not conformable to nat…
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1.
Not regular; not conforming to a law, method, or usage recognized as the general rule; not according to common form; not conformable to nature, to the rules of moral rectitude, or to established principles; not normal; unnatural; immethodical; unsymmetrical; erratic; no straight; not uniform; as, an irregular line; an irregular figure; an irregular verse; an irregular physician; an irregular proceeding; irregular motion; irregular conduct, etc. Cf. Regular. See: Regular“Mazes intricate, Eccentric, intervolved, yet regular Then most when most irregular they seem.” — Milton.“Leading the men of Herefordshire to fight Against the irregular and wild Glendower.” — Shak.“A flowery meadow through which a clear stream murmured in many irregular meanders.” — Jones.
Syn.
Immethodical; unsystematic; abnormal; unnatural; anomalous; erratic; devious; crooked; eccentric; unsettled; uneven; variable; changeable; mutable; desultory; disorderly; wild; immoderate; intemperate; inordinate; vicious.