VALENCY

valence, valency

(noun) (chemistry) a property of atoms or radicals; their combining power given in terms of the number of hydrogen atoms (or the equivalent)

valence, valency

(noun) (biology) a relative capacity to unite or react or interact as with antigens or a biological substrate

valency

(noun) the phenomenon of forming chemical bonds

Source: WordNet® 3.1


Etymology

Noun

valency (countable and uncountable, plural valencies) (mostly UK)

(graph theory) The number of edges connected to a vertex in a graph.

Synonym: degree

(especially, chemistry) Valence.

(linguistics) The capacity of a verb to take a specific number of arguments.

Synonym: valence

The capacity of something to combine with other things.

Source: Wiktionary


Val"en*cy, n.; pl. Valencies (. (Chem.) (a) See Valence. (b) A unit of combining power; a so-called bond of affinity.

Source: Webster’s Unabridged Dictionary 1913 Edition



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Word of the Day

6 July 2025

AUTHORITARIAN

(adjective) expecting unquestioning obedience; “the timid child of authoritarian parents”; “insufferably overbearing behavior toward the waiter”


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Coffee Trivia

International Coffee Day (September 29) is an occasion to promote and celebrate coffee as a beverage, with events occurring in places across the world. A day to promote fair trade coffee and raise awareness for the coffee growers’ plight. Other countries celebrate this event on October 1.

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