ambrotype Hear it!

ambrotype definition

☆ am·bro·type (am′brō tīp′, -brə-)

noun

an early kind of photograph, consisting of a glass negative backed by a dark surface so as to appear positive

Etymology: < Gr ambrotos, immortal (see ambrosia) + -type

Webster's New World College Dictionary Copyright © 2009 by Wiley Publishing, Inc., Cleveland, Ohio.
Used by arrangement with John Wiley & Sons, Inc.

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