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单词 tapetum
释义

WordReference Random House Unabridged Dictionary of American English © 2024
ta•pe•tum  (tə pētəm),USA pronunciation n., pl. -ta (-tə).USA pronunciation 
  1. Botanya layer of cells often investing the archespore in a developing sporangium and absorbed as the spores mature.
  2. Anatomy, Zoologyany of certain membranous layers or layered coverings, as in the choroid of the eyes of certain animals.
  • Greek tapēt- (stem of tápēs) carpet, rug
  • Neo-Latin, special use of Medieval Latin tapētum coverlet (Latin, only plural)
  • 1705–15
ta•petal, adj. 

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更新时间:2025/2/22 21:24:20