a prefix occurring originally in loanwords from Latin, where it meant “before” (preclude; prevent); applied freely as a prefix, with the meanings “prior to,” “in advance of,” “early,” “beforehand,” “before,” “in front of,” and with other figurative meanings (preschool; prewar; prepay; preoral; prefrontal).
Words nearby pre-
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019
British Dictionary definitions for pre-
before in time, rank, order, position, etcpredate; pre-eminent; premeditation; prefrontal; preschool
Word Origin for pre-
from Latin prae-, from prae before, beforehand, in front
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
Medicine definitions for pre-
Earlier; before; prior to:prenatal.
Anterior; in front of:preaxial.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.