Antonyms for



Antonyms of adj biannual

1 sense of biannual

Sense 1:
semiannual, biannual, biyearly, half-yearly

INDIRECT (VIA periodic) -> aperiodic, nonperiodic

Synonym.com © 2001-2013, Demand Media, all rights reserved. The database is based on Word Net a lexical database for the English language. see disclaimer
Classroom | Privacy Policy | Terms | Ad Choices