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单词 protrusible
释义

Definition of protrusible in English:

protrusible

(also protrusile)
adjective prəˈtruːsɪb(ə)l
Zoology
  • (of a body part, such as the jaws of a fish) capable of being protruded or extended.

    〔动〕(鱼下巴等)可伸出的,可突出的

    Example sentencesExamples
    • Therefore, many fish with protrusible jaws have a second set of jaws in the throat, termed pharyngeal jaws, that process food and free the outer jaw to continue feeding.
    • Echidnas have long, protrusible, mucous-covered tongues that aid in the capture of prey.
    • As soon as the whiskers pass over food, the protrusible mouth drops down with an elevator-like motion and rapidly sucks in its meal.
    • These are trapped by the protrusible ciliated feeding tentacles, or lophophore.
    • The sloth bear's long muzzle has protrusible lips and nostrils which it can close - these two features allow it to create a vacuum tube to suck up the termites.

Origin

Mid 19th century: from Latin protrus- 'extended or thrust forward' (from the verb protrudere) + -ible.

Definition of protrusible in US English:

protrusible

adjective
Zoology
  • (of a body part, such as the jaws of a fish) capable of being protruded or extended.

    〔动〕(鱼下巴等)可伸出的,可突出的

    Example sentencesExamples
    • Echidnas have long, protrusible, mucous-covered tongues that aid in the capture of prey.
    • The sloth bear's long muzzle has protrusible lips and nostrils which it can close - these two features allow it to create a vacuum tube to suck up the termites.
    • Therefore, many fish with protrusible jaws have a second set of jaws in the throat, termed pharyngeal jaws, that process food and free the outer jaw to continue feeding.
    • As soon as the whiskers pass over food, the protrusible mouth drops down with an elevator-like motion and rapidly sucks in its meal.
    • These are trapped by the protrusible ciliated feeding tentacles, or lophophore.

Origin

Mid 19th century: from Latin protrus- ‘extended or thrust forward’ (from the verb protrudere) + -ible.

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更新时间:2025/6/18 6:40:12