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extension

[ ik-sten-shuhn ]
/ ɪkˈstɛn ʃən /
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See synonyms for: extension / extensions / extensional on Thesaurus.com

noun
adjective
of or relating to extension courses.
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Origin of extension

1350–1400; Middle English <Latin extēnsiōn- (stem of extēnsiō). See extensive, -ion

OTHER WORDS FROM extension

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2022

How to use extension in a sentence

British Dictionary definitions for extension

extension
/ (ɪkˈstɛnʃən) /

noun

Word Origin for extension

C14: from Late Latin extensiō a stretching out; see extend
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 extension

extension
[ ĭk-stĕnshən ]

n.
The act of straightening or extending a flexed limb.
A pulling or dragging force exerted on a limb in a distal direction.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.

Scientific definitions for extension

extension
[ ĭk-stĕnshən ]

Mathematics A set that includes a given and similar set as a subset.
Computer Science A set of characters that follow a filename and are separated from it by a period, used to identify the kind of file.
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
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