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intra-

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a prefix meaning “within,” used in the formation of compound words: intramural.

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Compare intro-.

Origin of intra-

<Late Latin intrā-, representing Latin intrā (adv. and preposition); akin to interior, inter-

WORDS THAT MAY BE CONFUSED WITH intra-

inter-, intra-
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2021

How to use intra- in a sentence

British Dictionary definitions for intra-

intra-

prefix

within; insideintravenous

Word Origin for intra-

from Latin intrā on the inside, within; see interior
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

Medical definitions for intra-

intra-

pref.

Within:intramedullary.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.

Scientific definitions for intra-

intra-

A prefix meaning “inside” or “within,” as in intravenous, within a vein.
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
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