Definition of


  1. (noun, person) an informal use of the Latin word for mother; sometimes used by British schoolboys or used facetiously

via WordNet, Princeton University

Alternate forms of Mater

Hypernyms: female parent, mother

Note: If you're looking to improve your vocabulary right now, we highly recommend Ultimate Vocabulary Software.

Word of the Moment


a rare type of peridotite that sometimes contains diamonds; found in South Africa and Siberia