The meaning of MIRROR is a polished or smooth surface (as of glass) that forms images by reflection. How to use mirror in a sentence.

MIRROR definition: a reflecting surface, originally of polished metal but now usually of glass with a silvery, metallic, or amalgam backing. See examples of mirror used in a sentence.

A mirror, also known as a looking glass, is an object that reflects an image. Light that bounces off a mirror forms an image of whatever is in front of it, which is then focused through the lens of the eye …

MIRROR definition: 1. a piece of glass with a shiny, metal-covered back that reflects light, producing an image of…. Learn more.

A mirror is a glass surface backed with a metallic coating that reflects images that are in front of it. When you gaze at yourself in a mirror, your own face gazes right back at you.

Definition of mirror noun in Oxford Advanced Learner's Dictionary. Meaning, pronunciation, picture, example sentences, grammar, usage notes, synonyms and more.

She saw her reflection in the mirror. = She looked at herself in the mirror. Her art is a mirror of modern American culture. Her art mirrors [= reflects] modern American culture. The building was mirrored …

Define mirror. mirror synonyms, mirror pronunciation, mirror translation, English dictionary definition of mirror. n. 1. A surface capable of reflecting sufficient undiffused light to form an image of an …

Feb 24, 2026 · mirror (plural mirrors) A smooth surface, usually made of glass with reflective material painted on the underside, that reflects light so as to give an image of what is in front of it.

A mirror is a flat piece of glass which reflects light, so that when you look at it you can see yourself reflected in it. He absent-mindedly looked at himself in the mirror. He checked his mirror and saw …