extra

[ ek-struh ]
/ ˈɛk strə /

adjective

noun

adverb

in excess of the usual or specified amount: an extra high price.
beyond the ordinary degree; unusually; uncommonly: done extra well; extra large.

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Origin of extra

First recorded in 1770–80; by shortening of extraordinary

Definition for extra (2 of 2)

extra-

a prefix meaning “outside,” “beyond,” freely used as an English formative: extrajudicial; extraterritorial; extra-atmospheric.
Also extro-.

Origin of extra-

<Latin, combining form of extrā (adv. and preposition) outside (of), without
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2020

Example sentences from the Web for extra

British Dictionary definitions for extra (1 of 2)

extra
/ (ˈɛkstrə) /

adjective

being more than what is usual or expected; additional

noun

adverb

unusually; exceptionallyan extra fast car

Word Origin for extra

C18: perhaps shortened from extraordinary

British Dictionary definitions for extra (2 of 2)

extra-

prefix

outside or beyond an area or scopeextrasensory; extraterritorial

Word Origin for extra-

from Latin extrā outside, beyond, changed from extera, from exterus outward
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 extra

extra-

pref.

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