To pretend to be (a different person); to assume the identity of.
To operate with the permissions of a different user account.
To create something identical to (a web site, etc.).
Of an event, activity, behaviour, etc, to be identical to; to be a copy of.
To reflect, as in a mirror.
An object, person, or event that reflects or gives a picture of another.
A disk, website or other resource that contains replicated data.
A mirror carp.
A kind of political self-help book, advising kings, princes, etc. on how to behave.
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.