- the lower part of the axis of an embryo; the primary root.
- a rudimentary root; radicel or rootlet.
- Chemistry. (formerly) radical(def 13).
- Anatomy. a small rootlike part or structure, as the beginning of a nerve or vein.
Origin of radicle
Related Words for radicleorigin, heart, stuff, foundation, essence, soul, stem, source, seed, footing, groundwork, seat, motive, nub, ground, basis, provenance, germ, fountain, bedrock
Examples from the Web for radicle
Historical Examples of radicle
Radicle or Radicula: that joint of the antenna that is articulated to the head.Explanation of Terms Used in Entomology
John. B. Smith
The -icle, in icicle, is apparently the same as the -icle in radicle.
Give the etymologies of the words icicle, radicle, and radical.
The radicle is blunt and is about 3⁄4 mm in length, while the cotyledons are 1⁄2 mm long.All About Coffee
William H. Ukers
The initial stem on which they stand was called the Radicle.The Elements of Botany
- part of the embryo of seed-bearing plants that develops into the main root
- a very small root or rootlike part
- anatomy any bodily structure resembling a rootlet, esp one of the smallest branches of a vein or nerve
- chem a variant spelling of radical (def. 11)
Word Origin for radicle
Word Origin and History for radicle
1670s, in botany, from Latin radicula, diminutive of radix (see radish).
- A small structure, such as a fibril of a nerve, that resembles a root.
- The part of a plant embryo that develops into a root. In most seeds, the radicle is the first structure to emerge on germination.
- A small anatomical structure, such as a fibril of a nerve, that resembles a root.