daffodil

Concise Oxford English Dictionary © 2008 Oxford University Press:
daffodil/ˈdafədɪl/

▶noun

• 1 a bulbous plant bearing bright yellow flowers with a long trumpet-shaped centre. [Narcissus pseudonarcissus and related species.]

• 2 a bright yellow colour.

– origin C16: from ME affodill, from med. L. affodilus, var. of L. asphodilus (see asphodel).