affinity

[ uh-fin-i-tee ]
/ əˈfɪn ɪ ti /

noun, plural af·fin·i·ties.

adjective

of or relating to persons who share the same interests: to arrange charter flights for opera lovers and other affinity groups.

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Origin of affinity

1275–1325; Middle English affinite < Middle French < Latin affīnitās connection by marriage. See affine, -ity

ANTONYMS FOR affinity

OTHER WORDS FROM affinity

non·af·fin·i·ty, noun, plural non·af·fin·i·ties, adjective

WORDS THAT MAY BE CONFUSED WITH affinity

affinity infinity
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2020

Example sentences from the Web for affinities

British Dictionary definitions for affinities

affinity
/ (əˈfɪnɪtɪ) /

noun plural -ties

Derived forms of affinity

affinitive, adjective

Word Origin for affinity

C14: via Old French from Latin affīnitāt- connected by marriage, from affīnis bordering on, related
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

Medical definitions for affinities

affinity
[ ə-fĭnĭ-tē ]

n.

An attraction or force between particles that causes them to combine.
The attraction between an antigen and an antibody.
A relationship or resemblance in structure between species that suggests a common origin.
The selective staining of a tissue by a dye.
The selective uptake of a dye, chemical, or other substance by a tissue.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.

Scientific definitions for affinities

affinity
[ ə-fĭnĭ-tē ]

A relationship or resemblance in structure between species that suggests a common origin.
An attraction or force between particles that causes them to combine, as the attraction between an antigen and an antibody.
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.