Bifid

adj. split into two

Bifid may mean:Bifid rib, bifurcated rib or sternum bifidum — a congenital abnormality of the human anatomyBifid cipher — a type of cipher
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Adjective
1. divided into two lobes; "a bifid petal"
(similar) divided
(classification) botany, phytology

(a.)
Cleft to the middle or slightly beyond the middle; opening with a cleft; divided by a linear sinus, with straight margins.
  

Cleft (split) in two. See, for example, bifid uvula.