seed coat
Americannoun
noun
-
The outer protective covering of a seed. The seed coat develops from the integument of the ovule.
-
Also called testa
Etymology
Origin of seed coat
First recorded in 1790–1800
Example Sentences
Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.
Their existence suggests not only where the second seed coat came from, but also how carpels came to be, as some of these cupules appear to have modified leaves that could have evolved into carpels.
From Science Magazine ● May 26, 2021
Scale bar, 1 mm. b, Representative scanning electron microscopy image showing measurements of inner and outer seed coat layers.
From Nature ● Feb. 7, 2017
Upon fertilization, the diploid egg will give rise to the embryo, which is enclosed in a seed coat of tissue from the parent plant.
From Textbooks ● Jan. 1, 2015
The medium-size red seeds offer a heartier crunch, thanks to their additional seed coat and a predominant nuttiness.
From Seattle Times ● Feb. 12, 2014
The end which almost touches the seed coat is caulicle, the other end belongs to the solitary cotyledon.
From The Elements of Botany For Beginners and For Schools by Gray, Asa
Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023
Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.
