|1.||an aromatic resin obtained from the mastic tree and used as an astringent and to make varnishes and lacquers|
|a. a small Mediterranean anacardiaceous evergreen tree, Pistacia lentiscus, that yields the resin mastic|
|b. any of various similar trees, such as the pepper tree|
|3.||any of several sticky putty-like substances used as a filler, adhesive, or seal in wood, plaster, or masonry|
|4.||a liquor flavoured with mastic gum|
|[C14: via Old French from Late Latin mastichum, from Latin, from Greek mastikhē resin used as chewing gum; from mastikhan to grind the teeth]|
aromatic resin, obtained as a soft exudation from incisions in mastic trees. It is used chiefly to make pale varnishes for protecting metals and paintings. When dispersed in bodied (thickened by heating) linseed oil, mastic is known as megilp and is used as a colour vehicle. Mastic is also used as an adhesive in dental work
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