Definition of Secundine
1. n. The second coat, or integument, of an ovule, lying within the primine.
Definition of Secundine
1. Noun. (botany) The second coat, or integument, of an ovule, lying within the primine. ¹
2. Noun. (mostly plural) The afterbirth, or placenta and membranes. ¹
¹ Source: wiktionary.com
Medical Definition of Secundine
1.
1. The second coat, or integument, of an ovule, lying within the primine.
In the ripened seed the primine and secundine are usually united to form the testa, or outer seed coat. When they remain distinct the secundine becomes the mesosperm, as in the castor bean.
2. [Cf. F. Secondines] The afterbirth, or placenta and membranes; generally used in the plural.
Origin: Cf. F. Secondine.
Source: Websters Dictionary
(01 Mar 1998)
Lexicographical Neighbors of Secundine
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