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mirror

[ mir-er ]
/ ˈmɪr ər /
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See synonyms for: mirror / mirrored / mirroring / mirrors on Thesaurus.com

noun

verb (used with object)

adjective

Music. (of a canon or fugue) capable of being played in retrograde or in inversion, as though read in a mirror placed beside or below the music.

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Idioms for mirror

    with mirrors, by or as if by magic.

Origin of mirror

First recorded in 1175–1225; Middle English mirour, from Old French mireo(u)r, equivalent to mir(er) “to look at” + -eo(u)r, from Latin -ātor, noun suffix of agency; see mirage,see -ator
mir·ror·like, adjectiveun·mir·rored, adjective
mere, mirror
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2021

British Dictionary definitions for mirror

mirror
/ (ˈmɪrə) /

noun

a surface, such as polished metal or glass coated with a metal film, that reflects light without diffusion and produces an image of an object placed in front of it
such a reflecting surface mounted in a frame
any reflecting surface
a thing that reflects or depicts something elsethe press is a mirror of public opinion

verb

(tr) to reflect, represent, or depict faithfullyhe mirrors his teacher's ideals
mirror-like, adjective
C13: from Old French from mirer to look at, from Latin mīrārī to wonder at
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

Scientific definitions for mirror

mirror
[ mĭrər ]

An object that causes light or other radiation to be reflected from its surface, with little or no diffusion. Common mirrors consist of a thin sheet or film of metal, such as silver, behind or covering a glass pane. Mirrors are used extensively in telescopes, microscopes, lasers, fiber optics, measuring instruments, and many other devices. See more at reflection.
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
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