Search Result for "biennially": 
Wordnet 3.0

ADVERB (1)

1. every two years;
- Example: "this festival takes places biennially"
[syn: biennially, biyearly]



The Collaborative International Dictionary of English v.0.48:

Biennially \Bi*en"ni*al*ly\, adv.
   Once in two years.
   [1913 Webster]


WordNet (r) 3.0 (2006):

biennially
    adv 1: every two years; "this festival takes places biennially"
           [syn: biennially, biyearly]