adjective Physical Chemistry.

containing negative electricity; tending to migrate to the positive pole in electrolysis.
assuming negative potential when in contact with a dissimilar substance.

Origin of electronegative

First recorded in 1800–10; electro- + negative
Related formse·lec·tro·neg·a·tiv·i·ty, noun
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

British Dictionary definitions for electronegativity



the state of being electronegative
a measure of the ability of a specified atom to attract electrons in a molecule



having a negative electric charge
(of an atom, group, molecule, etc) tending to gain or attract electrons and form negative ions or polarized bondsCompare electropositive
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

Medicine definitions for electronegativity




Having a negative electric charge.
Tending to attract electrons to form a chemical bond.
Capable of acting as a negative electrode.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.

Science definitions for electronegativity



Tending to attract electrons and to form a negative ion. Nonmetals are generally electronegative.
Having a negative electric charge.
Capable of acting as a negative electrode.
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.