bi·​ped·​al·​ism | \ (ˌ)bī-ˈpe-dᵊl-ˌi-zəm How to pronounce bipedalism (audio) \

Definition of bipedalism

: the condition of having two feet or of using only two feet for locomotion

Examples of bipedalism in a Sentence

Recent Examples on the Web Early species were adapted to climbing as well as bipedalism; later species had more specialized diets of tough, fibrous food. National Geographic, "You may have more Neanderthal DNA than you think," 30 Jan. 2020 Explaining bipedalism Rudapithecus lived during the Miocene, a moderately warm period that ended between 8 million and 5 million years ago. NBC News, "Ancient ape fossil yields surprising new insights about human evolution," 30 Sep. 2019 As such, any links to our own bipedalism look much less clear-cut. Vivien Shaw, Quartz, "Scientists want to rewrite the evolution of walking—but should they?," 14 Dec. 2019 For example, orangutans use clambering, upright or horizontal climbing, suspensory swinging, and assisted bipedalism (walking upright using hands for support). Vivien Shaw, Quartz, "Scientists want to rewrite the evolution of walking—but should they?," 14 Dec. 2019 But among primates, is bipedalism unique to hominins? Briana Pobiner, Smithsonian, "Here’s What 2019 Scientific Discovery Taught Us About Our Human Origins," 13 Dec. 2019 Thus, perhaps dinosaurs making the transition from bipedalism walked in such a way, too—walking on their palms with hyperextended fingers. Sarah Lewin Frasier, Scientific American, "Did Dinosaurs Walk on Their Fingertips at One Point?," 1 June 2015 Evolution gave human ancestors big brains and bipedalism, among other attributes that our species has retained to this day. NBC News, "This robotic tail gives humans key abilities that evolution took away," 12 Aug. 2019 One of them is a project to investigate the origins of bipedalism. Quanta Magazine, "Doudna’s Confidence in CRISPR’s Research Potential Burns Bright," 27 Feb. 2019

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'bipedalism.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

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First Known Use of bipedalism

1847, in the meaning defined above

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The first known use of bipedalism was in 1847

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Cite this Entry

“Bipedalism.” Dictionary, Merriam-Webster, Accessed 8 Aug. 2020.

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