sunbow

Definitions

from Wiktionary, Creative Commons Attribution/Share-Alike License

  • noun 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.

from the GNU version of the Collaborative International Dictionary of English

  • noun A rainbow; an iris.

Examples

  • Below arose the mist, on which was painted a dazzling sunbow with two concentric shadows, -- one, almost as perfect as the original brightness; and the other, drawn faintly round the broken edge of the cloud.

    Elson Grammar School Literature v4

  • After a pause, the WITCH OF THE ALPS rises beneath the arch of the sunbow of the torrent.

    Act II. Scene II

  • A bright sunbow stood over the torrent, which, seen from below, has the appearance of a luminous white arch bending from rock to rock.

    The Diary of an Ennuyée

Note

The word 'sunbow' comes from 'sun' +‎ 'bow', on the model of 'rainbow'.