The Collaborative International Dictionary of English v.0.48:

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.]
   [1913 Webster]

The Collaborative International Dictionary of English v.0.48:

Kauri \Kau"ri\, n.
   (a) Kauri resin.
   (b) By extension, any of various species of Dammara; as,
       the red kauri (Dammara lanceolata).
       [Webster 1913 Suppl.] Kauri gum
       Kauri resin

WordNet (r) 3.0 (2006):

kauri
    n 1: resin of the kauri trees of New Zealand; found usually as a
         fossil; also collected for making varnishes and linoleum
         [syn: kauri, kauri copal, kauri resin, kauri gum]
    2: tall timber tree of New Zealand having white straight-grained
       wood [syn: kauri, kaury, Agathis australis]
    3: white close-grained wood of a tree of the genus Agathis
       especially Agathis australis