- 1(chemistry) a measurement of the power of an atom to combine with others, by the number of hydrogen atoms it can combine with or displace Carbon has a valency of 4.
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- 2(linguistics) the number of grammatical elements that a word, especially a verb, combines with in a sentence
valency
nounNAmE//ˈveɪlənsi//
(pl. valencies) [countable, uncountable] (also valence NAmE//ˈveɪləns//
)Check pronunciation: valency