LONG WAVE

Pronunciation (US):

(GB):

IPA (US):

 Dictionary entry overview: What does long wave mean? 

• LONG WAVE (noun)
  The noun LONG WAVE has 1 sense:

1. a radio wave with a wavelength longer than a kilometer (a frequency below 300 kilohertz)

  Familiarity information: LONG WAVE used as a noun is very rare.

 Dictionary entry details 

• LONG WAVE (noun)

Sense 1

Meaning:

A radio wave with a wavelength longer than a kilometer (a frequency below 300 kilohertz)

Classified under:

Nouns denoting natural phenomena

Hypernyms ("long wave" is a kind of...):

radio emission; radio radiation; radio wave (an electromagnetic wave with a wavelength between 0.5 cm to 30,000 m)

 Context examples 

Any one of the gases found in the atmosphere (including CO[SUB]2[/SUB], H[SUB]2[/SUB]O, CH[SUB]4[/SUB]) that act to allow short wave radiation from the sun to reach the earth, but which absorbs outgoing long wave radiation from the earth surface.

(Greenhouse gases, NOAA Paleoclimate Glossary)