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单词 digitigrade
释义

Definition of digitigrade in English:

digitigrade

adjective ˈdɪdʒɪtɪˌɡreɪdˈdɪdʒədəɡreɪd
Zoology
  • (of a mammal) walking on its toes and not touching the ground with its heels, as a dog, cat, or rodent.

    Compare with plantigrade
    Example sentencesExamples
    • They differ from other dasyuroids most conspicuously in their size and body form; these large, wolflike animals reached a weight of 35 kg and had long, canid like limbs with digitigrade posture.
    • Because of their digitigrade stance, walking down stairs was difficult for them to do rapidly.
    • Thus, by the early Late Triassic sauropods had relatively small forefeet that were held in a nearly vertical, digitigrade posture in which the five weight-bearing digits were arranged in a gentle arch.
    • Bear in mind that this rule applies even in the case of extreme digitigrade organisms in which a ‘ventral’ or ‘plantar’ view of the ankle in a natural life position requires one to look down on the tarsals and see the top side of the foot.
    • She stands on powerful digitigrade legs, which appear to have both tremendous strength as well as speed.

Origin

Mid 19th century: from Latin digitus 'finger, toe' + -gradus '-walking'.

 
 

Definition of digitigrade in US English:

digitigrade

adjectiveˈdɪdʒədəɡreɪdˈdijədəɡrād
Zoology
  • (of a mammal) walking on its toes and not touching the ground with its heels, as a dog, cat, or rodent.

    Compare with plantigrade
    Example sentencesExamples
    • She stands on powerful digitigrade legs, which appear to have both tremendous strength as well as speed.
    • Because of their digitigrade stance, walking down stairs was difficult for them to do rapidly.
    • Bear in mind that this rule applies even in the case of extreme digitigrade organisms in which a ‘ventral’ or ‘plantar’ view of the ankle in a natural life position requires one to look down on the tarsals and see the top side of the foot.
    • Thus, by the early Late Triassic sauropods had relatively small forefeet that were held in a nearly vertical, digitigrade posture in which the five weight-bearing digits were arranged in a gentle arch.
    • They differ from other dasyuroids most conspicuously in their size and body form; these large, wolflike animals reached a weight of 35 kg and had long, canid like limbs with digitigrade posture.

Origin

Mid 19th century: from Latin digitus ‘finger, toe’ + -gradus ‘-walking’.

 
 
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更新时间:2024/12/24 2:47:15