MEANING: adjective: Shaped like a cluster of grapes.

ETYMOLOGY: From Latin acinus (grape, berry, seed). Earliest documented use: 1798.

ACNIFORM - papulopustular, nodular, or cystic skin lesions resembling acne

ACINIFORUM - oenologists' convention

ACING FORM - what you fill out to prove you got an A

AC IN A FORM - three-phase current