da•guerre•o•type
Pronunciation: (du-gâr'u-tīp", -ē-u-tīp"), [key] — n., v., -typed, -typ•ing.
—n. - an obsolete photographic process, invented in 1839, in which a picture made on a silver surface sensitized with iodine was developed by exposure to mercury vapor.
- a picture made by this process.
—v.t. - to photograph by this process.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.