Calendar months Meaning, Definition & Usage

  1. noun one of the twelve divisions of the calendar year
    calendar month; month.
    • he paid the bill last month

WordNet


Definitions
  1. the months as adjusted in the common or Gregorian calendar; April, June, September, and November, containing 30 days, and the rest 31, except February, which, in common years, has 28, and in leap years 29.

Webster 1913