irregularly

From irregular +‎ -ly.

• (UK) IPA^(key): /ɪˈɹɛɡjʊləli/

• Audio (Southern England):

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irregularly (comparative more irregularly, superlative most irregularly)

1. In an irregular manner; without rule, method, or order.
   • 1884, The Medical Age, volume 2, page 358:

     A woman may have every quality or attribute of marriageableness who menstruates irregularly, or rarely, or even who has never menstruated at all.

   • 2018, B Özüdoğru, “Phylogenetic position, taxonomy, distribution, and conservation status of the rare and poorly-known Noccaea rosularis, the generic type of Masmenia …”, in Phytotaxa:

     Seed micromorphology:—Seed coat is laticostate. Epidermal cells are elliptical to irregularly pentagonal. Cell walls are thickened mostly at the corners, the boundaries are raised […]

• William Dwight Whitney, Benjamin E[li] Smith, editors (1911), “irregularly”, in The Century Dictionary […], New York, N.Y.: The Century Co., →OCLC.
• “irregularly”, in Webster’s Revised Unabridged Dictionary, Springfield, Mass.: G. & C. Merriam, 1913, →OCLC.