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shellac

Pronunciation: she-lak'

Definition: A resinous excretion of an insect, Laccifer (Tachardia) lacca (family Coccidae). The insects suck the juice of various resiniferous Asiatic (chiefly Indian) trees and excrete and deposit “stick-lac.” Shellac softens at a low temperature. It has many nonmedicinal uses and is also used to coat confections and tablets and in dental materials, impression compound and denture base plates.

Synonym(s): lacca

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© Copyright 2017 Wolters Kluwer. All Rights Reserved. Review Date: Sep 19, 2016.
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