Secundine

noun

noun ·Rare ·Advanced level

Definitions

Noun
  1. 1
    The second coat, or integument, of an ovule, lying within the primine.
  2. 2
    The afterbirth, or placenta and membranes. in-plural

Etymology

From Late Latin secundinae (“afterbirth”), from Latin secundae (“the afterbirth”), shortened from secundae membranae "the second membranes", from secundus (“following, coming next”). See second.

Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.