seed coat

noun

, Botany.

1. the outer integument of a seed.

seed coat

noun

1. the nontechnical name for testa

seed coat

1. The outer protective covering of a seed. The seed coat develops from the integument of the ovule.
2. Also called testa

Word History and Origins

Origin of seed coat¹

First recorded in 1790–1800

Example Sentences

The seed itself, which is contained within the testa or seed-coat, consists essentially of the young plant or embryo.

From Project Gutenberg

Seed large; the apex or radicular extremity of the seed-coat separable as an operculum or lid (as in Cabomba, etc.).

From Project Gutenberg

There is a small deposit of nourishment between the seed-coat and the embryo: this may for the present be left out of the account.

From Project Gutenberg

The end which almost touches the seed coat is caulicle, the other end belongs to the solitary cotyledon.

From Project Gutenberg

During maturation the accumulation of carbon dioxide is due to the seed-coat becoming impermeable to it.

From Project Gutenberg