• synonyms


[ see-uh-mang ]
/ ˈsi əˌmæŋ /


a large, black gibbon, Hylobates syndactylus, of Sumatra and the Malay Peninsula, having very long arms and the second and third digits partially united by a web of skin: an endangered species.


All Of These Words Are Offensive (But Only Sometimes)English is confusing. And, many words have multiple meanings (and those meanings can be both good and bad), but as long as we're all trying to use these words in the kindest and best ways we can, that's all that matters.

Nearby words

sialosis, sialostenosis, sialosyrinx, siam, siam, gulf of, siamang, siamese, siamese cat, siamese fighting fish, siamese twin, siamese twins

Origin of siamang

Borrowed into English from Malay around 1815–25 Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for siamang

British Dictionary definitions for siamang


/ (ˈsaɪəˌmæŋ) /


a large black gibbon, Hylobates (or Symphalangus) syndactylus, of Sumatra and the Malay Peninsula, having a large reddish-brown vocal sac beneath the chin and the second and third toes united

Word Origin for siamang

C19: from Malay
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012