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Any of numerous, usually bulbous plants of the genus Allium, having long stalks bearing clusters of variously colored flowers and including many ornamental and food plants, such as onions, leeks, chives, garlic, and shallots.

[New Latin Allium, genus name, from Latin allium, garlic, variant of earlier ālium, probably of Mediterranean substrate origin.]
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.


(Plants) any plant of the genus Allium, such as the onion, garlic, shallot, leek, or chive: family Alliaceae
[C19: from Latin: garlic]
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014


(ˈæl i əm)

any bulbous plant of the genus Allium, of the amaryllis family, having flowers in a round cluster, including the onion, leek, shallot, garlic, and chive.
[1800–10; < New Latin, Latin: garlic]
Random House Kernerman Webster's College Dictionary, © 2010 K Dictionaries Ltd. Copyright 2005, 1997, 1991 by Random House, Inc. All rights reserved.
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.allium - large genus of perennial and biennial pungent bulbous plants: garlicAllium - large genus of perennial and biennial pungent bulbous plants: garlic; leek; onion; chive; sometimes placed in family Alliaceae as the type genus
liliid monocot genus - genus of monocotyledonous plants comprising mostly herbs having usually petaloid sepals and petals and compound pistils
family Liliaceae, Liliaceae, lily family - includes species sometimes divided among the following families: Alliaceae; Aloeaceae; Alstroemeriaceae; Aphyllanthaceae; Asparagaceae; Asphodelaceae; Colchicaceae; Convallariaceae; Hemerocallidaceae; Hostaceae; Hyacinthaceae; Melanthiaceae; Ruscaceae; Smilacaceae; Tecophilaeacea; Xanthorrhoeaceae
alliaceous plant - bulbous plants having a characteristic pungent onion odor
wild onion - any of various plants of the genus Allium with edible bulbs found growing wild
Allium acuminatum, Hooker's onion - a common North American wild onion with a strong onion odor and an umbel of pink flowers atop a leafless stalk; British Columbia to California and Arizona and east to Wyoming and Colorado
Based on WordNet 3.0, Farlex clipart collection. © 2003-2012 Princeton University, Farlex Inc.
References in periodicals archive ?
It's fitting we talk about alliums in the run-up to Bonfire Night because they always remind me of fireworks.
Tall alliums look best interspersed with low- to medium-height ground covers and perennials.
HOW TO CLAIM: To order your free 100 mixed Spring Flowering bulbs and/or 100 Alliums, fill out the order form below.
To order your free Snakes & Alliums: Please complete and send this postal form, along with a cheque or postal order for the appropriate amount (made payable to 'MGN Ltd') to: The Mirror Snakes & Alliums Offer, Ref MI05, PO Box 30, St Leonards on Sea, East Sussex, TN38 9YQ.
A must-have for any modern garden designer, this selection of Alliums is ideal for adding elegance and class to borders, patio pots and containers.
These are just a few of the many alliums that succeed with little effort in Midwest gardens if planted this fall.
Other unusual alliums include the white 'Mount Everest' and the shorter 'Powder Puff', which can be planted nearer the front of the herbaceous border.
7 Allium 'Fireworks Mix' ( If you're after fun, this striking mix of the three alliums in fuchsia, canary yellow and ice white explode into colour like emerging fireworks.
in (ALLIUM 'FIREWORKS MIX' IF you're after fun, consider this striking mix of the three alliums in shades of fuchsia pink, canary yellow and ice white, whose myriad blooms explode into colour like emerging fireworks.
Alliums have been among gardeners' favourites for more than a decade and are still fashionable, although some of the smaller ones are becoming more popular, compared with the huge varieties, says David.