Solutions of natural resins and gums in a suitable solvent, of which a thin coating is applied over the surfaces of the cavity preparations before placement of restorations, used as a protective agent for the tooth against constituents of restorative materials. SYN: cavity liner, vernix.
* * *
var·nish 'vär-nish n any of various liquid preparations that when spread and allowed to dry on a surface form a hard lustrous typically transparent coating and that include some used in dentistry to line deep cavities in order to protect the pulp of a tooth
varnish vt
* * *
var·nish (vahrґnish) 1. a solution of resin or of natural gum, such as copal or rosin, in a suitable solvent, such as acetone, ether, or chloroform, which is capable of hardening into a thin film. 2. cavity v.Medical dictionary. 2011.