What is "dammar resin"

Kauri \Ka"u*ri\, n. [Native name.] (Bot.) A tall coniferous tree of New Zealand Agathis australis, or Dammara australis), having white straight-grained wood furnishing valuable timber and also yielding one kind of dammar resin. [Written also kaudi, kaury, cowdie, and cowrie.]

n. any of various hard resins from trees of the family Dipterocarpaceae and of the genus Agathis; especially the amboyna pine [syn: dammar, gum dammar, damar]