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Adverb: biennially  bI'eneeullee
  1. Every two years
    "this festival takes places biennially"
    - biyearly

See also: biennial

Nearest

Bidens bipinnata
Bidens connata
Bidens coronata
Bidens trichosperma
Bidens tripartita
bidentate
bidet
bidirectional
Biedermeier
biennial
biennially
bier
Bierce
biface
bifacial
biff
bifid
bifilar
biflagellate
bifocal
bifocals