primary root

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noun Botany.

the first root produced by a germinating seed, developing from the radicle of the embryo.

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Origin of primary root

First recorded in 1885–90

Words nearby primary root

primary producer, primary progressive aphasia, primary qualities, primary quality, primary rainbow, primary root, primary school, primary sex characteristic, primary stress, primary structure, primary succession

How to use primary root in a sentence

Scruff believes that sex is not the primary concern of users.
Grindr’s Trans Dating Problem|David Levesley|January 9, 2015|DAILY BEAST
He has picked pre-primary brawls with Christie, Perry, and Marco Rubio.
Rand Paul’s Passive-Aggressive Trolling Campaign|Olivia Nuzzi|January 6, 2015|DAILY BEAST
“You try to always scratch where the itch is,” Huckabee said about his campaigning and rhetoric in the 2008 primary.
Why This Liberal Hearts Huckabee|Sally Kohn|January 6, 2015|DAILY BEAST
A Republican candidate hoping to win red state support could find a worse team to root for than one from Dallas.
Will Chris Christie Regret His Cowboy Hug?|Matt Lewis|January 5, 2015|DAILY BEAST

Even then, most of us doubted he would show up and actually sign the papers allowing him to enter the 1992 New Hampshire primary.
President Cuomo Would’ve Been a Lion|Jonathan Alter|January 2, 2015|DAILY BEAST
Besides this fundamental or primary vibration, the movement divides itself into segments, or sections, of the entire length.
Expressive Voice Culture|Jessie Eldridge Southwick
What the ear hears is the fundamental pitch only; the overtones harmonize with the primary or fundamental tone, and enrich it.
Expressive Voice Culture|Jessie Eldridge Southwick
He is what the bill wishes to make for us, a regular root doctor, and will suit the place exactly.
The Book of Anecdotes and Budget of Fun;|Various
But at the root of the unnatural miracles is the natural miracle—the heart of man.
Solomon and Solomonic Literature|Moncure Daniel Conway
You see, I stuck to him like a log to a root, but for the first week or so 'twant no use—not a bit.
The Book of Anecdotes and Budget of Fun;|Various

Scientific definitions for primary root

primary root

The first root of a plant, originating in the embryo. In gymnosperms, eudicotyledons, and magnoliids, the primary root develops into the taproot. In monocotyledons, the primary root disintegrates as the lateral roots develop into a system of fibrous roots.