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单词 auxotrophic
释义

WordReference Random House Unabridged Dictionary of American English © 2024
aux•o•troph  (ôksə trof′, -trōf′),USA pronunciation n. [Biol.]
  1. Ecologya mutant organism, esp. a microorganism, that has a nutritional requirement not shared by the parent organism. Cf. prototroph (def. 1).
  • 1950–55; back formation from auxotrophic; see auxo-, trophic
aux′o•trophic, adj. 

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