1. a ray of sunlight

Similar word(s): sunbeam

Definition categories: phenomenon, beam, irradiation, ray, shaft

2. herb having a basal cluster of grey-green leaves and leafless stalks each with a solitary broad yellow flower head; desert areas Idaho to Arizona

Definition categories: plant, wildflower

3. a ray of artificial ultraviolet light from a sunray lamp

Definition categories: phenomenon, ultraviolet