methyl red

noun

Medical Definition of methyl red

: a basic azo dye C15H15N3O2 used similarly to methyl orange as an acid-base indicator

Comments on methyl red

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

WORD OF THE DAY

one that collects or salvages junk

Get Word of the Day daily email!

Test Your Vocabulary

Time Traveler Quiz: Which Word Came First?

  • time traveler quiz which word came first
  • Which came first?
Name That Thing

Test your visual vocabulary with our 10-question challenge!

TAKE THE QUIZ
Citation

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

TAKE THE QUIZ
Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!