1. A Eurasian plant (Raphanus sativus) in the mustard family, having a fleshy edible root and white to purple flowers clustered in a terminal raceme.
2. The pungent root of this plant, often eaten raw.
[Middle English radiche, from Old English rædic, from Latin rādīx, rādīc-, root; see wrād- in the Appendix of Indo-European roots.]
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