English word month comes from Proto-Indo-European *mḗh₁n̥s (Month. Moon.)
| Dictionary entry | Language | Definition |
|---|---|---|
| *mḗh₁n̥s | Proto-Indo-European (ine-pro) | Month. Moon. |
| *mēnōþs | Proto-Germanic (gem-pro) | Month. |
| mōnaþ | Old English (ang) | |
| moneth | Middle English (enm) | |
| month | English (eng) | (obsolete, in the plural) A woman's period; menstrual discharge.. A period into which a year is divided, historically based on the phases of the moon.. A period of 30 days, 31 days, or some alternation thereof. |