An aliphatic or alicyclic molecule characterised by the presence of two or more hydroxyl groups; e.g., glycerol, inositol. A polymer of an alcohol. ... Origin: G. Polys, much, many + alcohol ... (05 Mar 2000) ... 
Type: Term Pronunciation: pol′ē-al′kŏ-hol Definitions: 1. An aliphatic or alicyclic molecule characterized by the presence of two or more hydroxyl groups; glycerol, inositol.
polyalcohol An alcohol, such as glycerol, containing more than two hydroxy groups.