Standard Lemma guide

isogamy

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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  • /aɪ̯ˈsɒɡəmi/
  • Southern-England: Recorded audio is listed in the source snapshot.

1

noun

Meaning 1

Sexual bonding or marriage involving partners of equal social status.

Definition source: English Wiktionary via Wiktextract

Usage: uncountable, usually

Topics: anthropology, ethnology, human-sciences, sciences

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

2

noun

Meaning 2

A form of sexual reproduction involving gametes of similar morphology.

Definition source: English Wiktionary via Wiktextract

Usage: uncountable, usually

Topics: biology, natural-sciences

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

3

noun

Meaning 3

(biology) reproduction by the union or fusion of gametes of the same size and structure

Definition source: Princeton WordNet 3.0

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

Broader terms: sexual reproduction, amphimixis

History

Etymology

From iso- + -gamy.

Across languages

Translations

5 source translations are retained for this English entry.

  • German: Isogamie — sexual bonding or marriage involving partners of equal status
  • Bulgarian: изога́мия (izogámija) — sexual reproduction involving gametes of similar morphology
  • Finnish: isogamia — sexual reproduction involving gametes of similar morphology
  • German: Isogamie — sexual reproduction involving gametes of similar morphology
  • Russian: изога́мия (izogámija) — sexual reproduction involving gametes of similar morphology