invisible spectrum

[ in-viz-uh-buhl spek-truhm ]

nounPhysics.
  1. the range of wavelengths of electromagnetic radiation that lie on either side of the visible spectrum and which consists of infrared and ultraviolet light.

Origin of invisible spectrum

1
First recorded in 1865–70

Words Nearby invisible spectrum

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2023