WordReference Random House Unabridged Dictionary of American English © 2026
ra•dic•u•lar
(ra dik′yə lər),USA pronunciation adj.
- Botanyof or pertaining to a radicle or root.
- Anatomy, Botanyof, pertaining to, or involving a radicle.
- Latin rādīcul(a) radicle + -ar1
- 1820–30