siamang

American  

[see-uh-mang] / ˈsi əˌmæŋ /

noun

1. 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.

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siamang British  

/ ˈsaɪəˌmæŋ /

noun

1. 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

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Etymology

Origin of siamang

Borrowed into English from Malay around 1815–25

Example Sentences

Previous sex chromosome sequences for these species were incomplete or -- for the Bornean orangutan and siamang -- did not exist.

From Science Daily • May 29, 2024

In contrast, the Y chromosome ranges from 30 million DNA letters in siamang to 68 million letters in Sumatran orangutan.

From Science Daily • May 29, 2024

The 48-year-old western lowland gorilla had the same type of infection that killed a male siamang, a type of gibbon, at the zoo earlier this month.

From Seattle Times • Aug. 24, 2021

On certain mornings, in certain corners of the park, siamang gibbons can be heard singing out into the distance from the tops of trees.

From New York Times • Aug. 11, 2021

He went to the roof, where the half-tamed siamang was supporting him hour after hour as gently as a mother would support a sick child.

From The Golden Chersonese and the Way Thither by Bird, Isabella L. (Isabella Lucy)