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The second coat, or integument, of an ovule, lying within the primine.
Definition source: English Wiktionary via Wiktextract
Topics: biology, botany, natural-sciences
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Synonyms: none provided
Antonyms: none provided
The afterbirth, or placenta and membranes.
Definition source: English Wiktionary via Wiktextract
Usage: in-plural
No example sentence was provided for this meaning.
Meaning relationships
Synonyms: none provided
Antonyms: none provided
From Late Latin secundinae (“afterbirth”), from Latin secundae (“the afterbirth”), shortened from secundae membranae "the second membranes", from secundus (“following, coming next”). See second.