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单词 endosperm
释义

WordReference Random House Unabridged Dictionary of American English © 2024
en•do•sperm  (endə spûrm′),USA pronunciation n. [Bot.]
  1. Botanynutritive matter in seed-plant ovules, derived from the embryo sac.
  • French endosperme; see endo-, sperm
  • 1840–50

Collins Concise English Dictionary © HarperCollins Publishers::
endosperm /ˈɛndəʊˌspɜːm/ n
  1. the tissue within the seed of a flowering plant that surrounds and nourishes the developing embryo

ˌendoˈspermic adj
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