/ ˈmɪrə(r); NAmE / noun , verb
■ noun
1.
[ C ] a piece of special flat glass that reflects images, so that you can see yourself when you look in it :
He looked at himself in the mirror .
a rear-view mirror (= in a car, so that the driver can see what is behind)
( BrE )
a wing mirror (= on the side of a car)
( NAmE )
a side-view mirror
—picture at motorcycle
2.
a ~ of sth [ sing. ] something that shows what sth else is like :
The face is the mirror of the soul.
■ verb [ vn ]
1.
to have features that are similar to sth else and which show what it is like
SYN reflect :
The music of the time mirrored the feeling of optimism in the country.
2.
to show the image of sb/sth on the surface of water, glass, etc.
SYN reflect :
She saw herself mirrored in the window.
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WORD ORIGIN
Middle English : from Old French mirour , based on Latin mirare look at. Early senses also included a crystal used in magic and a person deserving imitation .