any plant of the genus Allium, such as the onion, garlic, shallot, leek, or chive: family Alliaceae
WordReference Random House Unabridged Dictionary of American English © 2025
al•li•um
(al′ē əm),USA pronunciation n.
- Plant Biologyany bulbous plant belonging to the genus Allium, of the amaryllis family, having an onion odor and flowers in a round cluster, including the onion, leek, shallot, garlic, and chive.
- a substance occurring in garlic bulbs that has antibiotic properties.
- Neo-Latin, Latin: garlic
- 1800–10
Collins Concise English Dictionary © HarperCollins Publishers::
'allium' also found in these entries (note: many are not synonyms or translations):
aioli
- alliaceous
- allyl
- chive
- garlic
- giant garlic
- leek
- moly
- onion
- ramp
- ramson
- ramsons
- rocambole
- shallot
- spring onion