[al-ee-uh m]


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.
a substance occurring in garlic bulbs that has antibiotic properties.

Origin of allium

1800–10; < New Latin, Latin: garlic Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for allium

Contemporary Examples of allium

  • In Tennessee and West Virginia, festivals are held to celebrate allium tricoccum, which are also known as wild leeks.

    The Daily Beast logo
    What to Eat: Spring Feast

    March 9, 2010

Historical Examples of allium

British Dictionary definitions for allium



any plant of the genus Allium, such as the onion, garlic, shallot, leek, or chive: family Alliaceae

Word Origin for allium

C19: from Latin: garlic
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012