Definitions

from Wiktionary, Creative Commons Attribution/Share-Alike License.

  • noun organic chemistry The chemical modification of a functional group with the aim of the reversal of polarity of that group.

Etymologies

from Wiktionary, Creative Commons Attribution/Share-Alike License

German Umpolung

Support

Help support Wordnik (and make this page ad-free) by adopting the word umpolung.

Examples

  • They do give off a certain degree of umpolung, but don't see how you can "guarantee it".

    The emotional man. Ann Althouse 2009

Comments

Log in or sign up to get involved in the conversation. It's quick and easy.