Etymology

semimonthly

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Today it means: Occurring twice a month or at half month intervals. Full definition →

English monthly ← Latin sēmi- ← Proto-Indo-European *sēmi
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The story

  1. Proto-Indo-European*sem-
  2. Proto-Indo-European*sēmi
  3. Latinsēmi-
  4. Englishsemi-
  5. Englishmonthly
  6. English todaysemimonthly

From semi- + monthly.

Etymology from Wiktionary, CC BY-SA 4.0.