Morpheme
Bi
Type
bound base
Denotation
two, having two, twice, double, doubly, twofold, once every two
Etymology
Latin bi-, from bis, from duo; Old Latin dvi-
Evidence
biangular, biannual, bicentric, bicolored, bicycle, bifocals, bifold, bifurcate, bilateral, bimonthly, biose, bioside, birnavirus, bisexual, biweekly, glucobiose, gypsobioside
Notes
homophone of By, Bye, and Buy