Definition of daylily in English English dictionary
Any of several perennial plants, of the genus Hemerocallis, that have fleshy roots, grasslike leaves and colourful flowers that bloom for just one day
{i} type of lily that produces colorful flowers that last only one day before wilting
or day lily Any plant of the genus Hemerocallis, in the lily family, consisting of about 15 species of perennial herbaceous plants distributed from central Europe to eastern Asia. Members have long-stalked clusters of funnel-or bell-shaped flowers that range in colour from yellow to red and are each short-lived (hence "day" lily). Daylilies have fleshy roots and narrow, sword-shaped leaves that are grouped at the base of the plant. The fruit is a capsule. Some species are cultivated as ornamentals or for their edible flowers and buds