noun · 3 senses · updated from the 2026-07-25 local source snapshot
Definitions and examples are grouped by meaning. Pronunciation, history, word forms, translations, descendants, synonyms, antonyms, derived terms, and related words appear whenever the source provides them.
Sound
Pronunciation
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/kɒɡˈneɪʃən/
/kəɡˈneɪʃən/
1
noun
Meaning 1
A cognate relationship.
Definition source: English Wiktionary via Wiktextract
Usage: countable, uncountable
Topics: human-sciences, linguistics, sciences
No example sentence was provided for this meaning.
Meaning relationships
Synonyms: none provided
Antonyms: none provided
2
noun
Meaning 2
(anthropology) related by blood
Definition source: Princeton WordNet 3.0
No example sentence was provided for this meaning.
Meaning relationships
Synonyms: consanguinity, blood kinship
Antonyms: none provided
Broader terms: kinship, family relationship, relationship
3
noun
Meaning 3
line of descent traced through the maternal side of the family
Definition source: Princeton WordNet 3.0
No example sentence was provided for this meaning.
Meaning relationships
Synonyms: matrilineage, enation
Antonyms: none provided
Broader terms: unilateral descent
History
Etymology
From Middle English cognacion, cognacioun, from Latin cognātiō; equivalent to cognate + -ion.