radicle noun. ['radɪk(ǝ)l] L17.
[Latin radicula, from radic-, RADIX root + -ula dim. suffix: see -ULE.]
1. a. Botany. The embryonic root in a seedling plant. Also, one of the stout rhizoids matting the lower part of the stem in certain mosses. L17.
b. transf. A minute branch of a vein, nerve, etc. M19.

2. Chemistry. = RADICAL noun 4. Now rare or obsolete. M19.

[TahlilGaran] English Dictionary ▲