noun pl. lilies lil′·ies

1. any of a large genus (Lilium) of perennial plants of the lily family, grown from a bulb and having typically trumpet-shaped flowers, white or colored
2. the flower or the bulb of any of these plants
3. any of several plants similar to the true lily, as the waterlily
4. the flower of any of these plants
5. the heraldic fleur-de-lis, as in the royal arms of France

Etymology: ME lilie < OE < L lilium

adjective

1. designating a family (Liliaceae, order Liliales) of monocotyledonous, usually herbaceous, plants, including the tulips, hyacinths, onions, and asparagus
2. like a lily, as in whiteness, delicacy, purity, etc.

noun

Etymology: dim. of Lillian or < lily