Standard Lemma guide

heterogamy

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 state of conjugating gametes that are different in size, structure and function.

Definition source: English Wiktionary via Wiktextract

Usage: uncountable, usually

Topics: biology, natural-sciences

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: anisogamy

Antonyms: homogamy

2

noun

Meaning 2

Marriage or similar union between people of different sexes, or social strata, such as races.

Definition source: English Wiktionary via Wiktextract

Usage: uncountable, usually

Topics: human-sciences, sciences, social-science, sociology

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: exogamy, extramarriage, heterogamy, intermarriage, mixed marriage, outmarriage

Antonyms: homogamy, exogamy, extramarriage, heterogamy, intermarriage, mixed marriage, outmarriage

History

Etymology

From hetero- + -gamy.