DICT.TW Dictionary Taiwan

 Col·lo·di·on n.  Chem. 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.
 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.
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