'Biannual' definitions:

Definition of 'biannual'

(from WordNet)
adjective
Occurring or payable twice each year [syn: semiannual, biannual, biyearly, half-yearly]

Definition of 'Biannual'

From: GCIDE
  • Biannual \Bi*an"nu*al\, a. [Pref. bi- + annual.] Occurring twice a year; half-yearly; semiannual. [Webster 1913 Suppl.]

Words containing 'Biannual'