"pertaining to drinking," 1690s, from Modern Latin bibitorius, from Late Latin bibitor "drinker, toper," from Latin bibere "to drink" (from PIE root *po(i)- "to drink"). Bibacious "fond of drinking" is from 1670s.
biathlon
biaxial
bib
bibber
bibelot
bibitory
Bible
biblical
biblico-
biblio-
bibliographer