Main Entry:

mas·tic

Pronunciation:

\ˈmas-tik\

Function:

noun

Etymology:

Middle English mastik, from Latin mastiche, from Greek mastichē, probably back-formation from mastichan

Date:

14th century

1 : an aromatic resinous exudate from mastic trees used chiefly in varnishes 2 : any of various pasty materials used as protective coatings or cements