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单词 evaginate
释义

Definition of evaginate in English:

evaginate

verb ɪˈvadʒɪneɪtəˈvajəˌnāt
Biology Physiology
  • (with reference to a tubular or pouch-shaped organ or structure) turn or be turned inside out.

    no object the sacs evaginate and come to lie externally
    Synonyms
    turn inside out

Derivatives

  • evagination

  • noun ɪvadʒɪˈneɪʃ(ə)n
    Physiology Biology
    • On the other hand, rectal prolapse is a full-thickness evagination of the rectal wall outside the anal opening.
      Example sentencesExamples
      • The presence of limb buds was determined by close examination of the blastema for the evagination of a protruding bud.
      • The adenohypophysis, or anterior pituitary, is derived from an evagination of oral ectoderm of the dorsal median region of the stomodeum.
      • The normal pancreas is derived from several evaginations originating from the wall of the primitive duodenum.
      • Prepupal leg development is characterized by a morphogenetic process collectively referred to as evagination: elongation of the presumptive leg as the disc epithelium unfolds and concurrent eversion to the outside of the animal.

Origin

Mid 17th century: from Latin evaginat- 'unsheathed', from the verb evaginare, from e- (variant of ex-) 'out of' + vagina 'sheath'.

 
 

Definition of evaginate in US English:

evaginate

verbəˈvajəˌnāt
Physiology Biology
  • (with reference to a tubular or pouch-shaped organ or structure) turn or be turned inside out.

    no object the sacs evaginate and come to lie externally
    Synonyms
    turn inside out

Origin

Mid 17th century: from Latin evaginat- ‘unsheathed’, from the verb evaginare, from e- (variant of ex-) ‘out of’ + vagina ‘sheath’.

 
 
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更新时间:2024/12/23 17:09:15