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单词 xanthene
释义

WordReference Random House Unabridged Dictionary of American English © 2024
xan•thene  (zanthēn),USA pronunciation n. [Chem.]
  1. Chemistry, Pest Controla yellow, crystalline substance, C13H10O, soluble in ether and slightly soluble in alcohol, used in organic synthesis and as a fungicide.
  • 1905–10; earlier xanthen; see xantho-, -ene

Collins Concise English Dictionary © HarperCollins Publishers::
xanthene /ˈzænθiːn/ n
  1. a yellowish crystalline heterocyclic compound used as a fungicide; benzo-1,4-pyran. Its molecular structural unit is found in many dyes, such as rhodamine and fluorescein. Formula: CH2(C6H4)2O
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