Definition of mastic in English:

mastic

Syllabification: mas·tic
Pronunciation: /ˈmastik
 
/

noun

1An aromatic gum or resin exuded from the bark of a Mediterranean tree, used in making varnish and chewing gum and as a flavoring.
More example sentences
  • Acrylic and ketone resins are used in place of the traditional dammar, mastic, and copal resins for the manufacture of many oil painting media and picture varnishes.
  • When the stems of the bushes are wounded, even slightly, mastic exudes as a clear sticky substance.
  • Look for Greek or Turkish mastic, which usually comes from pine trees, in Middle Eastern or wholefood stores.
2 (also mastic tree) The bushy evergreen Mediterranean tree of the cashew family that yields mastic and has aromatic leaves and fruit, closely related to the pistachio.
  • Pistacia lentiscus, family Anacardiaceae
More example sentences
  • Mastic gum is a resinous exudate obtained from the stem and leaves of the mastic tree, an evergreen shrub native to the Mediterranean Basin.
  • In addition, herbs such as corydal, corydalis, mastic, myrrh, and bupleurum offer strong pain-relieving properties.
  • In the desert there will remain some stones, a whole gigantic ruin slowly split and slaked by waters and wind, mastic trees, frost.
3A puttylike waterproof filler and sealant used in building.
More example sentences
  • You can also use silicone or mastic sealants to draught-proof doors and window frames and stop water leaking into wood, causing rot.
  • Use mirror mastic, a strong waterproof adhesive that's available at large hardware stores and glass shops, to mount the mirror to the plywood.
  • If you are using mastic cement as an adhesive, fill the joints with thin-set adhesive to avoid water damage.

Origin

late Middle English: via Old French and Latin from Greek mastikhē (perhaps from mastikhan 'masticate').

Definition of mastic in:

Get more from Oxford Dictionaries

Subscribe to remove adverts and access premium resources

Word of the day jaunty
Pronunciation: ˈdʒɔːnti
adjective
having a lively, cheerful, and self-confident manner...