Calendar month has 2 different meanings across 1 category:
Noun
Noun
1
one of the twelve divisions of the calendar year
"he paid the bill last month"
2
The period of duration from the first date of one month to the last date of the same month, which can thus vary from 28 to 31 days in length.
Broader Terms (hypernyms)
Narrower Terms (hyponyms)