a combining form with the meaning “situated in front, fore,” used in the formation of compound words: anteroparietal.
Origin of antero-
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019
Anterior; in front:anteroposterior.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.