Etymology

monthly

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Today it means: Occurring every month. Full definition →

Middle English *monethly ← Old English mōnaþlīċ ← Proto-West Germanic *mānōþlīk
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monthly · adjective1

  1. Proto-Germanic · inherited from*mēnōþlīkaz“monthly”
  2. Proto-West Germanic · inherited from*mānōþlīk
  3. Old English · inherited frommōnaþlīċ“monthly”
  4. Middle English · inherited from*monethly
  5. English todaymonthly

From month + -ly (adjectival suffix), perhaps via Middle English *monethly (attested only adverbially), from Old English mōnaþlīċ (“monthly”), from Proto-West Germanic *mānōþlīk, from Proto-Germanic *mēnōþlīkaz (“monthly”). Cognate with Saterland Frisian moundelk (“monthly”), German monatlich (“monthly”), Danish månedlig (“monthly”), Swedish månatlig (“monthly”), Norwegian Bokmål månedlig (“monthly”), Icelandic mánaðarlegur (“monthly”).

monthly · adverb, noun2

  1. Middle English · inherited frommonethly
  2. English todaymonthly

From Middle English monethly, equivalent to month + -ly (adverbial suffix). Cognate with Saterland Frisian moundelk (“monthly”), Dutch maandelijks (“monthly”), German monatlich (“monthly”), Swedish månatligen (“monthly”).

Etymology from Wiktionary, CC BY-SA 4.0.