december 31

1. 1.

   the last day of the year

   SynonymsNew Year's Eve

   Broaderday

   NarrowerHogmanay

   Part ofDecember

Questions about december 31

What does december 31 mean?

december 31 means "the last day of the year".

What is another word for december 31?

Close synonyms include New Year's Eve. Each sense on this page lists its own synonyms, because a word with several meanings rarely has one substitute that works for all of them.

Is december 31 a common word?

december 31 is banded "Rare" — specialist or archaic — most readers will not have met it. The band comes from how often the word appears in a large corpus of everyday English, not from an editor's impression.