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A megasporangium; sporangium or conceptacle containing only large spores.
Definition source: English Wiktionary via Wiktextract
Topics: biology, botany, natural-sciences
No example sentence was provided for this meaning.
Meaning relationships
Synonyms: none provided
Antonyms: microsporangium
a plant structure that produces megaspores
Definition source: Princeton WordNet 3.0
No example sentence was provided for this meaning.
Meaning relationships
Synonyms: megasporangium
Antonyms: none provided
Broader terms: sporangium, spore case, spore sac
Etymology tree Proto-Indo-European *meh2ḱ- Proto-Indo-European *-rós Proto-Indo-European *mh2ḱrós Proto-Hellenic *makrós Ancient Greek μᾰκρός (măkrós)der. French macro-der. English macro- English sporangium English macrosporangium From macro- + sporangium.