from The American Heritage® Dictionary of the English Language, 5th Edition.

  • noun A four-footed animal.

from The Century Dictionary.

  • Four-footed; having four limbs fitted for sustaining the body and for progression; habitually going on all fours: opposed to aliped and biped: correlated with quadrumanous and pedimanous: chiefly said of mammals, but also of four-footed reptiles, as lizards and tortoises. Compare quadrumanous.
  • noun A four-footed or quadruped animal: especially, a four-footed mammal, as distinguished from a biped, as man or a bird.

from the GNU version of the Collaborative International Dictionary of English.

  • adjective Having four feet.
  • noun (Zoöl.) An animal having four feet, as most mammals and reptiles; -- often restricted to the mammals.

from Wiktionary, Creative Commons Attribution/Share-Alike License.

  • noun a four-footed or four-legged animal
  • noun a mammal ambulating on all fours

from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.

  • adjective having four feet
  • noun an animal especially a mammal having four limbs specialized for walking


from Wiktionary, Creative Commons Attribution/Share-Alike License

From French quadrupède, from Middle French, from Latin stem of quadrupes ("four-footed, a four-footed animal"), from quadri- ("four-") + stem of pes ("foot")


  • A horse is a quadruped, and quadruped is Latin for beast, as everybody that's gone through the grammar knows, or else where's the use of havin 'grammars at all?

    Standard Selections A Collection and Adaptation of Superior Productions From Best Authors For Use in Class Room and on the Platform

  • An odd hairy quadruped is upsetting residents of Scott Town, Jamaica, again.

    Archive 2008-06-01

  • The male monkey makes insulting faces at me, and the quadruped is something of a bully.

    Even so, Spring -- quickly come

  • "I 'll see to that." said Miss Asphyxia. as she gathered up the reins and gave a cut to her horse, which started that quadruped from a dream of green grass into a most animated pace.

    Oldtown Folks

  • "And pray, friend, what may you call a quadruped?"

    The Prairie

  • 'The head of a quadruped is the head of a quadruped,' and being given that 'A horse is a quadruped, 'so that whatever is true of' quadruped 'generally we know to be true of' horse, 'we are entitled to substitute the narrower for the wider term, and in this manner we arrive at the proposition,

    Deductive Logic

  • _malapropos_; for instance, she called out, to a little fat, stupid, roly-poly girl, to whom Miss Benson was busy explaining the meaning of the word quadruped,


  • ‘I should have thought, ’ said Pleydell, ‘that very respectable quadruped, which is just now limping out of the room upon three of his four legs, was rather of the Cynic school.

    Chapter LII

  • It is as if a man told me that a dim survival of the instincts of a quadruped was the reason of my sitting on a chair with four legs.

    The New Jerusalem

  • To take the weight of the body off the spine, and to render both ends of the column mobile, these exercises are carried out in the "all-fours" attitude, the patient crawling in imitation of a quadruped, that is, in such a way that the hand and knee of one side are approximated, while those of the other side are separated; in other words, the hand and knee of one side should not move forward simultaneously (Fig. 230).

    Manual of Surgery Volume Second: Extremities—Head—Neck. Sixth Edition.


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