[ mee-dee-uh l ]
/ ˈmi di əl /


situated in or pertaining to the middle; median; intermediate.
pertaining to a mean or average; average.
Phonetics. within a word or syllable; neither initial nor final, as the t, a, and n in stand.
Entomology. pertaining to, involving, or situated near the media.


  1. a medial sound or letter.
  2. media2(def 1).

Nearby words

  1. media literacy,
  2. mediacy,
  3. mediad,
  4. mediaeval,
  5. mediagenic,
  6. medial cord of brachial plexus,
  7. medial crest,
  8. medial cuneiform bone,
  9. medial cutaneous nerve of arm,
  10. medial cutaneous nerve of calf

Origin of medial

First recorded in 1560–70, medial is from the Late Latin word mediālis middle. See medium, -al1

Related forms Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for medial

British Dictionary definitions for medial


/ (ˈmiːdɪəl) /


of or situated in the middle
ordinary or average in size
maths relating to an average
zoology of or relating to a media


phonetics a speech sound between being fortis and lenis; media
Derived Formsmedially, adverb

Word Origin for medial

C16: from Late Latin mediālis, from medius middle

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

Word Origin and History for medial
Online Etymology Dictionary, © 2010 Douglas Harper

Medicine definitions for medial


[ mēdē-əl ]


Relating to, situated in, or extending toward the middle; median.
Being or relating to an average or a mean.

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