congeners

Same-family chemical compounds

Congeners are things of the same kind, type, or origin.

In chemistry and distilling, congeners are the chemical compounds other than ethanol produced during fermentation—fusel oils, esters, and aldehydes that give spirits their distinctive flavors and contribute to hangovers: Darker liquors have more congeners than vodka.

In biology, congeners are species within the same genus.

The word appears in any context where you're grouping related things: Bourbon and its congeners.

chemistry

methanol

Toxic one-carbon alcohol

acetaldehyde · esters · aldehydes · ketones · tannins · fermentation · distillation · impurities · byproducts · volatiles

kinship

kindred

Relations by blood

ancestry · clan · tribe · family · descendants · heritage · kinfolk · forebears · parentage · consanguinity

taxonomy

species

Finest taxonomic rank

cladistics · systematics · nomenclature · binomial · monophyletic · lineage · common ancestor · speciation · morphology · evolutionary

Opposites
relatedness/kinship

congenersstrangers

People unknown to you

aliens · non-relatives · foreign substances · foreigners · outsiders

categorical membership

congenersoutliers

Extreme data points

anomalies · exceptions · miscellany · non-members

origin/production

congenerscontaminants

Unwelcome substances in something pure

adulterants · additives · foreign matter · impurities

Family

congener, congeneric

Familiarity
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