SINCE 1828
tro·pae·o·lin
variants:
or tropeolin \ trōˈpēələ̇n \
plural -s
Definition of tropaeolin
: any of several orange or orange-yellow azo dyes some of which (as methyl orange) are used as acid-base indicators or as biological stains
Keep scrolling for more
Comments on tropaeolin
What made you want to look up tropaeolin? Please tell us where you read or heard it (including the quote, if possible).
Test Your Vocabulary
Words from Greek and Latin Quiz
-
- Which of the following months comes from a Latin word for “ten”?
Test your knowledge - and maybe learn something along the way.
TAKE THE QUIZ
Test Your Knowledge - and learn some interesting things along the way.
TAKE THE QUIZLove words? Need even more definitions?
Merriam-Webster unabridged
Words at Play
Ask the Editors
Word Games
-
Words from Greek and Latin Quiz
Finally! A use for those SAT prep classes.
Take the quiz -
Name That Thing: Animal Edition
How many animals can you identify?
Take the quiz -
True or False?
Test your knowledge - and maybe learn something along the way.
Take the quiz -
Add Diction
Build a chain of words by adding one letter at a time.
Play the game
Share tropaeolin
Resources for tropaeolin