Bible Dictionaries
Collodion

Webster's Dictionary

(n.) 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 coating for wounds; but its chief application is as a vehicle for the sensitive film in photography.

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