onion

on·ion

O0079900 (ŭn′yən)n.1. a. A bulbous plant (Allium cepa) cultivated worldwide as a vegetable.b. The rounded edible bulb of this plant, composed of fleshy, tight, concentric leaf bases having a pungent odor and taste.2. Any of several other plants in the genus Allium.

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[Middle English oynoun, unyon, from Anglo-Norman oignon, ongnon, from Vulgar Latin *uniō, uniōn-, variant of Latin ūniō, ūniōn- length of the initial u uncertain), perhaps from ūnus, one (in reference to the single compact bulb of the onion, as opposed to the multiple cloves of garlic); see oi-no in Indo-European roots, or perhaps akin to Sanskrit uṣnaḥ, onion, Pashto ūʐa;, garlic, and Hittite wašḫar, -wašḫan- in šuppiwašḫar, onion (šuppi-, pure).]

onion

(ˈʌnjən) n1. (Plants) an alliaceous plant, Allium cepa, having greenish-white flowers: cultivated for its rounded edible bulb2. (Plants) the bulb of this plant, consisting of concentric layers of white succulent leaf bases with a pungent odour and taste3. (Plants) any of several related plants similar to A. cepa, such as A. fistulosum (Welsh onion)4. know one's onions slang Brit to be fully acquainted with a subject[C14: via Anglo-Norman from Old French oignon, from Latin unio onion, related to union] ˈoniony adj

on•ion

(ˈʌn yən)

n. 1. a plant, Allium cepa, of the amaryllis family, having an edible, succulent, pungent bulb. 2. this bulb. 3. any of certain similar plants. [1325–75; Middle English < Old French oignon < Latin ūniōnem, acc. of ūniō a unity, large pearl, onion; see union] on′ion•y, adj.

Thesaurus

Noun	1.	onion - the bulb of an onion plant Allium cepa, onion plant, onion - bulbous plant having hollow leaves cultivated worldwide for its rounded edible bulbbulb - a modified bud consisting of a thickened globular underground stem serving as a reproductive structure
	2.	onion - bulbous plant having hollow leaves cultivated worldwide for its rounded edible bulbAllium cepa, onion plantalliaceous plant - bulbous plants having a characteristic pungent onion odoronion - the bulb of an onion plantAllium ascalonicum, Allium cepa aggregatum, eschalot, multiplier onion, shallot - type of onion plant producing small clustered mild-flavored bulbs used as seasoningAllium cepa viviparum, Egyptian onion, top onion, tree onion - type of perennial onion grown chiefly as a curiosity or for early salad onions; having bulbils that replace the flowersAllium fistulosum, Japanese leek, Welsh onion - Asiatic onion with slender bulbs; used as early green onionsAllium haematochiton, red-skinned onion - onion with white to deep red tunic; Californiaisothiocyanate - a family of compounds derived from horseradish and radishes and onions and mustards; source of the hotness of those plants and preparations
	3.	onion - an aromatic flavorful vegetableveg, vegetable, veggie - edible seeds or roots or stems or leaves or bulbs or tubers or nonsweet fruits of any of numerous herbaceous plantBermuda onion - mild flat onion grown in warm areasgreen onion, spring onion, scallion - a young onion before the bulb has enlarged; eaten in saladsVidalia onion - sweet-flavored onion grown in GeorgiaSpanish onion - large mild and succulent onion; often eaten rawshallot - small mild-flavored onion-like or garlic-like clustered bulbs used for seasoning

onion

nounRelated words
adjective cepaceous

Translations

洋葱

onion

(ˈanjən) noun a type of vegetable with an eatable bulb which has a strong taste and smell. pickled onions; Put plenty of onion in the stew. 洋蔥 洋葱

onion

→ 洋葱zhCN