ə̇ˈsä(ˌ)nō- noun
Etymology: isano probably native name (of the tree Ongokea klaineana ) in the Congo region of West Africa
: an unsaturated fatty oil that is obtained from the kernel of the nuts of a West African tree ( Ongokea klaineana ) of the family Oleoceae, that polymerizes readily, and that is used in coatings