Definify.com

Webster 1913 Edition

Sunbow

Sun′bowˊ

,

Noun.

A rainbow; an iris.

Byron.

Definition 2024

sunbow

sunbow

English

Noun

sunbow ‎(plural sunbows)

A bow or arc of prismatic colors like a rainbow, caused by refraction through a spray of water from a cataract, waterfall, fountain, etc., rather than through droplets of rain.