alliaceous

adjective

1. Botany. belonging to the genus Allium (formerly the family Alliaceae).Compare allium.
2. having the odor or taste of garlic, onion, etc.

adjective

1. of or relating to Allium, a genus of plants that have a strong onion or garlic smell and often have bulbs: family Alliaceae . The genus occurs in the N hemisphere and includes onion, garlic, leek, chive, and shallot
2. tasting or smelling like garlic or onions
3. of, relating to, or belonging to the Alliaceae, a family of flowering plants that includes the genus Allium