[al-ee-uh
m] 
| 1. | any 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. |
| 2. | a substance occurring in garlic bulbs that has antibiotic properties. |
| al·li·um (āl'ē-əm) n. Any of numerous, usually bulbous plants of the genus Allium in the lily family, having long stalks bearing clusters of variously colored flowers and including many ornamental and food plants, such as onions, leeks, chives, garlic, and shallots. [Latin, garlic.] |
