COLLODION

collodion

(noun) a colorless syrupy solution of pyroxylin in ether and alcohol; used as a coating for wounds or photographic films

Source: WordNet® 3.1

Etymology

Noun

collodion (plural collodions)

A syrupy solution of pyroxylin in alcohol and ether that evaporates on a surface to form a clear elastic film; used in surgical dressings, photographic plates and lacquer paints.

Source: Wiktionary

Col*lo"di*on, n. Etym: [Gr. Colloid.] (Chem.)

Definition: A solution of pyroxylin (soluble gun cotton) in ether containing a varying proportion of alcohol. It is strongly adhesive, and is used by surgeons as a containing for wounds; but its chief application is as a vehicle for the sensitive film in photography. Collodion process (Photog.), a process in which a film of sensitized collodion is used in preparing the plate for taking a picture.

– Styptic collodion, collodion containing an astringent, as tannin.

Source: Webster’s Unabridged Dictionary 1913 Edition

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