Definition of Thirty

  • (a.) Being three times ten; consisting of one more than twenty-nine; twenty and ten; as, the month of June consists of thirty days.
  • (n.) The sum of three tens, or twenty and ten; thirty units or objects.
  • (n.) A symbol expressing thirty, as 30, or XXX.

Synonyms of Thirty


Antonyms of Thirty


Homophones of Thirty


No Antonyms Found.



Common English words

A list of the most frequently used words in the English languge.

Longest English Words

Longest words in the Oxford Dictionary.