noun ·Rare ·Advanced level

Definitions

Noun

1. 1
   A protecting membrane, especially that covering the developing spores of a fern.
2. 2
   a membrane enclosing and protecting the developing spores especially that covering the sori of a fern wordnet

Synonyms

All synonyms

coveringlid

Antonyms

All antonyms

exposed sporangiauncovered sporangia

Etymology

From Latin indusium.