释义 |
xan·thene \ˈzanˌthēn\ noun (-s) Etymology: xanth- + -ene 1. a. : a white crystalline heterocyclic compound C13H10O obtained by reduction of xanthone — called also 9H-xanthene; compare structural formula b. : an isomeric compound C13H10O that is the parent of the colored forms of the xanthene dyes — called also 3H-xanthene 2. : any of various derivatives of the two xanthenes; especially : xanthene dye |