a person or thing of the same kind or class as another.
a plant, animal, fungus, etc., belonging to the same genus as another.
Also congeneric. a secondary product formed in alcohol during fermentation that determines largely the character of the final liquor.

Origin of congener

1720–30; < Latin, equivalent to con- con- + gener- (stem of genus); see genus, general Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for congener

Contemporary Examples of congener

  • A bottle of Budweiser has six times the congener content of a Long Island iced tea, but about two-thirds the amount of alcohol.

    The Daily Beast logo
    20 Worst Hangover Drinks

    The Daily Beast

    December 30, 2010

Historical Examples of congener

  • Its geographical range is more extensive than that of its congener.

  • It is more dependent on shade and moisture than its congener.

    Our British Snails

    John William Horsley

  • The bird is noisy and tuneful in the twilight like his American congener.

    Fresh Fields

    John Burroughs

  • He is not a climber and a haunter of the woods, like his congener.

    The Desert World

    Arthur Mangin

  • Like its congener, A. fornax is reported only from the hotter parts of Texas.

    The Butterfly Book

    William Jacob Holland

British Dictionary definitions for congener



a member of a class, group, or other category, esp any animal of a specified genus
a by-product formed in alcoholic drinks during the fermentation process, which largely determines the flavour and colour of the drink

Word Origin for congener

C18: from Latin, from com- same + genus kind
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

Word Origin and History for congener

1730s, from French congénère (16c.), from Latin congener "of the same race or kind," from com- "together" (see com-) + gener-, stem of genus "kind" (see genus).

Online Etymology Dictionary, © 2010 Douglas Harper

Medicine definitions for congener




A member of the same kind, class, or group.
An organism of the same taxonomic genus as another organism.
One of two or more muscles having the same function.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.