Bible Dictionaries
Ambrotype

Webster's Dictionary

(n.) A picture taken on a plate of prepared glass, in which the lights are represented in silver, and the shades are produced by a dark background visible through the unsilvered portions of the glass.

Bibliography Information
Webster, Noah. Entry for 'Ambrotype'. Noah Webster's American Dictionary. https://www.studylight.org/​dictionaries/​eng/​web/​a/ambrotype.html. 1828.