paraphenylenediamine

noun

para·​phen·​yl·​ene·​di·​amine -ˌfen-ᵊl-ˌēn-ˈdī-ə-ˌmēn How to pronounce paraphenylenediamine (audio)
: the para isomer of phenylenediamine that is used especially in dyeing hair and sometimes causes an allergic reaction

Dictionary Entries Near paraphenylenediamine

Cite this Entry

“Paraphenylenediamine.” Merriam-Webster.com Medical Dictionary, Merriam-Webster, https://www.merriam-webster.com/medical/paraphenylenediamine. Accessed 17 Jun. 2024.

Love words? Need even more definitions?

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