'Semiannual' definitions:
Definition of 'semiannual'
(from WordNet)
adjective
Definition of 'Semiannual'
From: GCIDE
- Semiannual \Sem`i*an"nu*al\, a. Half-yearly. [1913 Webster]
Synonyms of 'semiannual'
From: Moby Thesaurus
- annual,
- biannual,
- biennial,
- bimonthly,
- biweekly,
- catamenial,
- centenary,
- centennial,
- daily,
- decennial,
- diurnal,
- fortnightly,
- hebdomadal,
- hourly,
- menstrual,
- momentary,
- momently,
- monthly,
- quarterly,
- quotidian,
- secular,
- semestral,
- semimonthly,
- semiweekly,
- semiyearly,
- tertian,
- triennial,
- weekly,
- yearly