long wave

noun

Electricity. an electromagnetic wave over 60 meters in length.
L wave.

Origin of long wave

First recorded in 1830–40

OTHER WORDS FROM long wave

long-wave, adjective

Words nearby long wave

long ton, long topgallant mast, long underwear, long vacation, long view, long wave, long weekend, long white lop-eared, long, huey, long-, long-acting

British Dictionary definitions for long wave

long wave

noun

  1. a radio wave with a wavelength greater than 1000 metres
  2. (as modifier)a long-wave broadcast