1. a combining form representing alcohol in compound words (alcogas), sometimes with the sense “using alcohol as fuel” (alcoboat; alcotruck).

Origin of alco-

By false analysis of alcohol as alco- (an assumed combining form with -o-) + -hol

Words Nearby alco- Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2024

How to use alco- in a sentence