daguerreotype vs photo

daguerreotype and photo both are nouns.

Word	Noun	Adjective	Verb	Adverb
daguerreotype	Yes	No	No	No
photo	Yes	No	No	No

As nouns, photo is a hypernym of daguerreotype; that is, photo is a word with a broader meaning than daguerreotype:

daguerreotype: a photograph made by an early photographic process; the image was produced on a silver plate sensitized to iodine and developed in mercury vapor
photo: a representation of a person or scene in the form of a print or transparent slide or in digital format

Other hypernyms of daguerreotype include exposure, photograph, pic, picture.

daguerreotype (noun)	photo (noun)
a photograph made by an early photographic process; the image was produced on a silver plate sensitized to iodine and developed in mercury vapor	a representation of a person or scene in the form of a print or transparent slide or in digital format