Try Our Apps


Avoid these words. Seriously.


[vey-luh n-see] /ˈveɪ lən si/
noun, plural valencies. Chemistry.
1. Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2018.
Cite This Source
Examples from the Web for valency
Historical Examples
British Dictionary definitions for valency


noun (pl) -cies, -ces
(chem) a property of atoms or groups, equal to the number of atoms of hydrogen that the atom or group could combine with or displace in forming compounds
(linguistics) the number of satellite noun phrases with which a verb combines: the English verb `give' takes a subject and two objects, so it has a valency of three
  1. the number of antigen-binding sites on an antibody molecule
  2. the number of antigen-binding sites with which an antigen can combine
Word Origin
C19: from Latin valentia strength, from valēre to be strong
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
© William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
Cite This Source

Word of the Day

Nearby words for valency

Word Value for valency

Scrabble Words With Friends