submillimeter wave radiation en · NOUN
Meanings
- (uncountable) Electromagnetic waves with a wavelength less than one millimeter (the band begins at about 0.3 THz). A term often used by radio astronomers.
- (uncountable) Electromagnetic waves roughly in the band less than 1 millimeter in wavelength, used as a synonym for T-ray or T-wave
- (uncountable) terahertz radiation