Definition of macrogametophyte in English:

macrogametophyte

noun

Botany
  • = megagametophyte.

Origin

1930s; earliest use found in The Botanical Gazette. From macro- + gametophyte, after macrogamete.

Pronunciation

macrogametophyte

/ˌmakrəʊɡəˈmiːtə(ʊ)fʌɪt//ˌmakrəʊˈɡamɪtəfʌɪt/