Ō-răng'-qu-tāng', n.

(Synop., § 130), n. [Malayan orăng ātan, i. e., man of the woods, fr. orăng, man, and ātan, a forest, wood, wild, savage.] (Zoöl.) A large monkey (the Simia [or Pithecus] satyrus), in many respects approaching man more closely than any other known monkey. It is about five feet high, and covered with coarse hair of a brownish-red or black color, and has a bare face and a beardless chin. Its arms are very long, reaching to the ankles. The animal is a native of Sumatra and Borneo.

The name is often abbreviated to orang, and is also written orang-outan, orang-utan, and ourang-outang.