a combining form meaning “coal,” “carbon,” “carbuncle,” used in the formation of compound words: anthracosis; anthracnose; anthracoid.
Also especially before a consonant, anthraco-.
Origin of anthrac-
< Latin anthrac- < Greek anthrak- (stem of ánthrax). See anthrax
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019