Definition of hoolock in English:


Syllabification: hoo·lock
Pronunciation: /ˈho͞oläk
(also hoolock gibbon)


A gibbon with white eyebrows, the male of which has black fur and the female golden, found from northeastern India to Burma (Myanmar).
  • Hylobates hoolock, family Hylobatidae
More example sentences
  • Information is so scanty regarding the hoolock gibbon (found in Yunnan, Myanmar, Bangladesh and Assam) and the white-cheeked gibbon (found in Yunnan, Laos and Vietnam) that their conservation status is not even defined.
  • For a strictly arboreal species like the hoolock gibbon, a gap in the canopy is like a roadblock.
  • The world of the hoolock gibbons in the Borajan reserve forest in Assam is dying, thanks to illegal tree-felling.


early 19th century: perhaps from Bengali and imitative of the animal's cry.

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