regularity

Borrowed from Old French regularite, from Late Latin regularitas, regularitatem, from regularis; see regular.

• IPA^(key): /ˌɹɛɡjuˈlæɹəti/

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regularity (countable and uncountable, plural regularities)

1. (uncountable) The condition or quality of being regular

   I have been watching that show with regularity.

   • 2011 October 29, Phil McNulty, “Chelsea 3 - 5 Arsenal”, in BBC Sport‎:

     For Chelsea coach Andre Villas-Boas, this was his most sobering moment in the Premier League and he looked stunned on the sidelines at the regularity with which Chelsea's defence was exposed.

2. (countable) A particular regular occurrence

• irregularity

• regular

• regularity in Webster’s Revised Unabridged Dictionary, G. & C. Merriam, 1913.
• regularity in The Century Dictionary, New York, N.Y.: The Century Co., 1911.