biradical

noun
bi·​rad·​i·​cal | \ (ˌ)bī-ˈra-di-kəl How to pronounce biradical (audio) \

Definition of biradical

: a free radical or compound with two unpaired electrons

First Known Use of biradical

1943, in the meaning defined above

Keep scrolling for more

Learn More about biradical

Time Traveler for biradical

Time Traveler

The first known use of biradical was in 1943

See more words from the same year

Statistics for biradical

Cite this Entry

“Biradical.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/biradical. Accessed 14 Aug. 2020.

Comments on biradical

What made you want to look up biradical? Please tell us where you read or heard it (including the quote, if possible).

WORD OF THE DAY

Test Your Vocabulary

Name That Thing: Animal Edition

  • alt 5a023732e6f75
  • Name that animal:
Spell It

Can you spell these 10 commonly misspelled words?

TAKE THE QUIZ
Dictionary Devil

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!