Definition of daguerreotype:

part of speech: noun

A painting on metal by means of sunlight.

Usage examples:

• A daguerreotype accompanied the letter. Orange Jacobs in "Memoirs of Orange Jacobs".

• Gerald knew that, because he had brought away from the farm a daguerreotype of the missing man. in "".

• It is a faithful copy from the daguerreotype but it fails entirely to impart that majesty of feature which the face of the original retained to the last. in "".