the first root produced by a germinating seed, developing from the radicle of the embryo.
Why Is The Word “Root” In “Root Beer”?Is root beer the world's most oddly named carbonated beverage ... we don't know, that award might go to 7-up, but we're going to explore the naming of this soft drink regardless. What, after all, is the root in root beer?
Origin of primary root
First recorded in 1885–90
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019
Science definitions for 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.
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