- reddish-brown dried gummy exudation from any of several trees of the genus Eucalyptus especially Eucalyptus camaldulensis
同義詞：eucalyptus gum, eucalyptus kino
- very large red gum tree
同義詞：marri, Eucalyptus calophylla
- red gum tree of Tasmania
同義詞：peppermint, peppermint gum, Eucalyptus amygdalina
- reddish-brown wood and lumber from heartwood of the sweet gum tree used to make furniture
同義詞：sweet gum, satin walnut, hazelwood
- a North American tree of the genus Liquidambar having prickly spherical fruit clusters and fragrant sap
同義詞：sweet gum, sweet gum tree, bilsted, American sweet gum, Liquidambar styraciflua