covalence

[koh-vey-luh ns]

noun Chemistry.

the number of electron pairs that an atom can share with other atoms.

Origin of covalence

First recorded in 1915–20; co- + valence
Related formsco·va·lent, adjectiveco·va·lent·ly, adverb
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019