Standard Lemma guide

megagametophyte

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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  • Received-Pronunciation: /ˌmɛɡəɡəˈmiːtə(ʊ)faɪt/
  • Received-Pronunciation: /ˌmɛɡəˈɡæmɪtəfaɪt/
  • US: /ˌmɛɡəɡəˈmitəˌfaɪt/

1

noun

Meaning 1

Any gametophyte that develops from a megaspore.

Definition source: English Wiktionary via Wiktextract

Topics: biology, natural-sciences

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

2

noun

Meaning 2

A female gametophyte.

Definition source: English Wiktionary via Wiktextract

Topics: biology, natural-sciences

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

3

noun

Meaning 3

the female gametophyte produced by the megaspore of a plant that produces both microspore and megaspores

Definition source: Princeton WordNet 3.0

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

Broader terms: gametophyte

History

Etymology

From mega- (“large”) + gametophyte, from gamete + -phyte (“plant”).