Perisperm Definition

pĕrĭ-spûrm
noun
A layer of nutritive tissue in the seed of certain flowering plants that is derived from the nucellus and surrounds the embryo.
American Heritage

Other Word Forms of Perisperm

Noun

Singular:
perisperm
Plural:
perisperms

Origin of Perisperm

  • French périsperme. See peri- and sperm.

    From Wiktionary

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