ambrotype


am·bro·type

A0245700 (ăm′brō-tīp′)n. An early type of photograph made by imaging a negative on glass backed by a dark surface.
[Greek ambrotos, immortal; see ambrosia + type.]

ambrotype

(ˈæmbrəʊˌtaɪp) n (Photography) photog an early type of glass negative that could be made to appear as a positive by backing it with black varnish or paper[C19: from Greek ambrotos immortal + -type; see ambrosia]

am•bro•type

(ˈæm brəˌtaɪp)

n. an early type of photograph, made by placing a glass negative against a dark background. [1850–55, Amer.; < Greek ámbro(tos) immortal (see ambrosia) + -type]