What is the meaning of Radish?

A plant of the Brassicaceae family, Raphanus sativus or Raphanus raphanistrum subsp. sativus, having an edible root.

The root of this plant used as food. Some varieties are pungent and usually eaten raw in salads, etc., while others have a milder taste and are cooked.

With a distinguishing word: some other root plant of genus Raphanus or family Brassicaceae.

Alternative form of radiche

Source: wiktionary.org