onion plant

Noun

1.

onion plant - bulbous plant having hollow leaves cultivated worldwide for its rounded edible bulb Synonyms: Allium cepa, onion

alliaceous plant, Allium ascalonicum, Allium cepa, Allium cepa aggregatum, Allium cepa viviparum, Allium fistulosum, Allium haematochiton, Egyptian onion, eschalot, isothiocyanate, Japanese leek, multiplier onion, onion, red-skinned onion, shallot, top onion, tree onion, Welsh onion