December

De-cem-ber · proper noun

imported

Definitions

proper noun

  1. 1.

    The twelfth and last month of the year in the Gregorian calendar.

Related words

See also: November, january, month

Etymology

From Latin December, from decem "ten." In the original Roman calendar, December was the tenth month. When January and February were added to the beginning of the year, December became the twelfth month but retained its original name.