TERMIUM Plus®

The Government of Canada’s terminology and linguistic data bank.

ONDA TIERRA [1 record]

Record 1 2002-12-13

English

Subject field(s)
  • Radioelectricity
  • Radio Waves
DEF

A radio wave that is propagated over the earth and ordinarily is affected by the presence of the ground.

OBS

Ground waves include all components of waves over the earth except ionospheric and topospheric waves, and are affected somewhat by the change in dielectric constant of the lower atmosphere.

OBS

Term and definition standardized in (US) Federal Standard 1037.

Key term(s)
  • groundwave

French

Domaine(s)
  • Radioélectricité
  • Ondes radioélectriques
DEF

Onde radioélectrique dont la propagation a lieu au voisinage du sol et dépend essentiellement des propriétés physiques du sol.

OBS

La notion d'onde de sol est surtout utilisée dans les ondes hectométriques et plus longues, par opposition à celle d'onde ionosphériques.

OBS

onde de sol : terme et définition normalisés par l'AFNOR.

OBS

Onde de surface s'applique à une notion différente.

Spanish

Campo(s) temático(s)
  • Radioelectricidad
  • Ondas radioeléctricas
DEF

Onda de radio que se propaga sobre la tierra y que es normalmente afectada por la propia presencia de la tierra y de la troposfera y que es refractada debido a variaciones de las características de aislamiento eléctrico y conductividad de la troposfera.

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