Wiktionary
alt. (context physics optics British spelling English) Colours visible when white light is splitted in a prisma. n. (context physics optics British spelling English) Colours visible when white light is splitted in a prisma.
Usage examples of "prismatic colours".
At one part of the circle the light was intensified to produce a mock-sun of gold shot with prismatic colours.
From the circumstance of the latter article having been much polished, and displaying prismatic colours on the inside, I conclude that Mr.
These take any shape I wish--not necessarily that of man, though it is more natural to appear as we did on earth--and may absorb a portion of light, and so be able to cast a shadow or break up the white rays into prismatic colours, or they may be wholly invisible.
It was kneeling now, a picture of innocent enjoyment, sucking at the pipe, and each time it curled its trunk up over its head the prismatic colours of a rainbow showed momentarily in the sprayed water.
The three -- quarter moon clung to the heights of the southern sky, bone -- white and mottled, its light casting prismatic colours across the snow -- covered roofs.
I stood on the fo'csle-head for several hours to-day watching the effect, and surrounded by a halo of prismatic colours.
There was a brilliant display of prismatic colours, as in a rainbow, and though the impressions already made remained, no new ones were formed.