From Longman Dictionary of Contemporary Englishradishrad‧ish /ˈrædɪʃ/ noun [countable] 
DFFa small vegetable whose red or white root is eaten raw and has a strong spicy taste
DFFa small vegetable whose red or white root is eaten raw and has a strong spicy tasteExamples from the Corpus
radish• On the board she placed olives and radishes and several eggs which she had roasted in the ashes.• Serve the Oriental Beef on a bed of lettuce on large platters and garnish with spring onions and radish waterlilies.• I coddle the beets, radishes, and yellow squash, pamper the chives and basil; overindulge the tomatoes.• Continue to sow salads like lettuce, radish and spring onion for cropping in late summer.• The addition of the peppery radishes is a new twist on the classic idea of using baby turnips.• Faintly he can smell soup, and taste radishes and wine.• When serving greens, garnish with radishes.• To serve, place squab on individual serving plates and serve greens alongside, garnished with radishes.Origin radish (1000-1100) Latin radix “root, radish” 