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

Learn More about paraphenylenediamine

Share paraphenylenediamine

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).

WORD OF THE DAY

the figure or shape of a crescent moon

Get Word of the Day daily email!

Test Your Vocabulary

Late Autumn 2018 Words of the Day Quiz

  • frosted-autumn-leaves
  • Which is a synonym of yahoo?
True or False

Test your knowledge - and maybe learn something along the way.

TAKE THE QUIZ
SCRABBLE® Sprint

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!