orangutan

American

[aw-rang-oo-tan, oh-rang-, uh-rang-] / ɔˈræŋ ʊˌtæn, oʊˈræŋ-, əˈræŋ- /

Also orang-utan;

noun

either of two species of long-armed, arboreal great ape, the only extant members of the subfamily Ponginae, inhabiting Borneo (Pongo pygmaeus ) and Sumatra (P. abelii ): both species, including all three of the Bornean subspecies, are endangered.

Etymology

Origin of orangutan

First recorded in 1690–1700; from Dutch orang outang, apparently from Malay: literally, “forest man” ( Malay orang “man, person” + (h)utan “forest”

Compare meaning

How does orangutan compare to similar and commonly confused words? Explore the most common comparisons:

orangutan vs. chimpanzee

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

The area is home to the world's rarest great ape, the tapanuli orangutan, just 800 of which were believed to exist in the wild before the disaster.

From Barron's • Feb. 19, 2026

Using satellite data and information on the pre-existing tapanuli orangutan population, experts have calculated nearly 60 animals may have been killed in what they called an "extinction-level event" for the species.

From Barron's • Feb. 19, 2026

After the vessel transporting his family from India to Canada sinks, Pi escapes to a lifeboat with a zebra, a hyena, an orangutan and a tiger—and his situation gets more complicated with each passing day.

From The Wall Street Journal • Jan. 30, 2026

In October, orangutan mother Kalim had a baby offspring from father Isim, raising the number of Bornean orangutans at the zoo to seven.

From Los Angeles Times • Dec. 18, 2025

Another gesture and a burst of light changed the orangutan into Grandpa Sorenson.

From "Fablehaven" by Brandon Mull

Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023