SINCE 1828
paraphenylenediamine
noun
para·phen·yl·ene·di·amine
| \ -ˌfen-ᵊl-ˌēn-ˈdī-ə-ˌmēn
\
\
Medical Definition of paraphenylenediamine
: the para isomer of phenylenediamine that is used especially in dyeing hair and sometimes causes an allergic reaction
Comments on paraphenylenediamine
What made you want to look up paraphenylenediamine? Please tell us where you read or heard it (including the quote, if possible).
Test Your Vocabulary
The Exceptions Quiz III
-
- Which of these words does not mean "nonsense"?
Test your visual vocabulary with our 10-question challenge!
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
Share paraphenylenediamine
Resources for paraphenylenediamine