Quantcast
Merriam-Webster Logo
  • Dictionary
  • Thesaurus
  • Medical
  • Scrabble
  • Spanish Central
  • Learner's Dictionary

Medical Dictionary

xanthene

play
noun xan·thene \ˈzan-ˌthēn\

Medical Definition of xanthene

  1. 1:  a white crystalline heterocyclic compound C13H10O; also :  an isomer of this that is the parent of the colored forms of the xanthene dyes

  2. 2:  any of various derivatives of xanthene




Learn More about xanthene


Seen and Heard

What made you want to look up xanthene? Please tell us where you read or heard it (including the quote, if possible).

WORD OF THE DAY

the Celtic May Day festival

Get Word of the Day daily email!

WORD GAMES

Take a 3-minute break and test your skills!

image567572573

Which of these is a synonym of unctuous?

angry prompt maudlin oily
Name That Thing

Test your visual vocabulary with our 10-question challenge!

TAKE THE QUIZ
SCRABBLE® Sprint

Test Your Knowledge - and learn some interesting things along the way.

TAKE THE QUIZ