Teak \Teak\, n. [Malayalm tekku.]

(Bot.) A tree of East Indies (Tectona grandis) which furnishes an extremely strong and durable timber highly valued for shipbuilding and other purposes; also, the timber of the tree. [Written also teek.]

African teak, a tree (Oldfieldia Africana) of Sierra Leone; also, its very heavy and durable wood; -- called also African oak.

New Zeland teak, a large tree (Vitex littoralis) of New Zeland; also, its hard, durable timber.

Source: Webster's Revised Unabridged Dictionary (1913)