quadrupedallyadv.
/ˌkwɒdrᵿˈpiːdl̩i/, /ˌkwɒdrᵿˈpɛdl̩i/, U.S. /ˌkwɑdrəˈpɛd(ə)li/ Now chiefly Zoology.
In a quadrupedal manner; on all fours.In quot. 1847: with regard to quadrupeds.
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the world > animals > animal body > general parts > body and limbs > [adverb] > in a quadrupedal manner
four-footed1718
quadrupedally1847
1847 W. J. Broderip Zool. Recreations ii. 179 Ask the zoologists, and one will tell you that the jackal..is the impure source of all that is quadrupedally good and amiable.
1894 Atlantic Monthly June 747/2 The masses of stone have worn away so as to leave an arch that can be entered quadrupedally.
1952 Copeia No. 2. 66/1 The footfall formulas of quadrupedally running lizards show clearly that the basic pattern of limb action is the trot.
1976 Nature 29 Jan. 305/2 At these speeds the mice either ‘trotted’ with the hind legs moving independently or ‘galloped’ quadrupedally with the hind legs moving together.
1997 A. L. Zihlman in M. E. Morbeck et al. Evolving Female viii. 96 Chimpanzees..forage in the trees and on the ground, and like gorillas, bear weight on their knuckles when walking quadrupedally.
This entry has been updated (OED Third Edition, December 2007; most recently modified version published online March 2022).
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adv.1847