Ar·​di·​pi·​the·​cus | \ ˌär-də-ˈpi-thə-kəs How to pronounce Ardipithecus (audio) , -pə-ˈthē- \

Definition of Ardipithecus

: a genus of extinct early hominids known from skeletal remains from northeastern Ethiopia that includes two identified species (A. ramidus and A. kadabba) having a grasping big toe and capable of some form of upright walking The Ardipithecus genus is a group that lived between 5.8 and 4.3 million years ago.— Charles Lockwood, The Human Story, 2008 Originally placed in Australopithecus, Ardipithecus is a genus represented by an accumulating number of specimens from sites like Aramis in the Middle Awash region of Ethiopia.— Holly M. Dunsworth, Human Origins 101, 2007 sometimes used as a general name for hominids of this genus Its wrists, elbows, feet, and hands suggest that Ardipithecus clambered about in trees by putting weight on the hands.— Jon Cohen, Almost Chimpanzee, 2010

First Known Use of Ardipithecus

1995, in the meaning defined above

History and Etymology for Ardipithecus

borrowed from New Latin, from Afar ard, ardi "earth, land, ground" (borrowed from Arabic arḍ) + New Latin -pithecus -pithecus

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The first known use of Ardipithecus was in 1995

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Cite this Entry

“Ardipithecus.” Dictionary, Merriam-Webster, Accessed 29 Sep. 2022.

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