the world > matter > chemistry > organic chemistry > organic groups > [adjective] > hydroxyl groups > containing 3 hydroxyl groups (3)
(a) Having three atoms in the molecule. †(b) = trivalent, adj. Obsolete. (c) Containing three hydroxyl groups (OH); = trihydric, adj.1
Containing three hydroxyl groups, OH; thus glycerin or glycerol, C3H5(OH)3, is a trihydric alcohol; pyrogallic acid or pyrogallol, C6H3(OH)3, is a…
containing three hydroxyl groups.