Standard Lemma guide

outbreeding

noun · 2 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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1

noun

Meaning 1

The breeding of unrelated (or only distantly related) individuals.

Definition source: English Wiktionary via Wiktextract

Usage: countable, uncountable

Examples

  • Outbreeding is a positive thing, because of the wider gene pool.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

2

noun

Meaning 2

The mating of people from different groups (especially as a result of social proscription).

Definition source: English Wiktionary via Wiktextract

Usage: countable, uncountable

Examples

  • Outbreeding hinders earnest studies of archaeogenetics, making it thorny to know precisely about ancient populations, migrations and linguistic groups.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

History

Etymology

Etymology tree Proto-Indo-European *úd Proto-Germanic *ūt Proto-Germanic *ūt- Old English ūt- Middle English ut- English out- English breeding English outbreeding From out- + breeding.