on an irregular basis

prepositional phrase

Irregularly, occurring in irregular time intervals or patterns.

Similar
irregularly
Opposite
on a regular basis
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Meanings

prepositional phrase
  1. idiomaticIrregularly, occurring in irregular time intervals or patterns.

Synonyms & antonyms

Opposite
on a regular basis

adverbin an inconstant manner, not according to fixed rate or schedule

Similar
irregularly
Also see
irregularly

Synonym sets from Open English WordNet, CC BY 4.0.

Cite this entry
APA

on an irregular basis. (n.d.). In WatkinsX Dictionary. Retrieved November 5, 2026, from https://dictionary.watkinsx.com/word/on%20an%20irregular%20basis

MLA

“on an irregular basis.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/on%20an%20irregular%20basis. Accessed November 5, 2026.

Chicago

WatkinsX Dictionary, s.v. “on an irregular basis,” accessed November 5, 2026, https://dictionary.watkinsx.com/word/on%20an%20irregular%20basis.

Source: on an irregular basis on Wiktionary, CC BY-SA 4.0.