Teak n. : 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.

Example:
How often should I put Teak oil on my outdoor Teak furniture?

Taxonomy
Teak, Tectona grandis, the seeds, unranked, genus, Tectona, teak wood, free encyclopedia, seeds, grown teak, Tree, Leaves, West Bengal, India, plantation, golden teak, Kolkata, West Bengal, Teak trees, teak furniture.

Defination from the web:
Teak) is by far the most important, with a wide distribution in India and Indo-China. Tectona hamiltoniana (Dahat Teak) is a local endemic species confined to Burma, where it is endangered. ...