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variations séculaires [1 record]

Filter results by subject field Alphabetical list of terms

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Alphabetical list of terms

Record 1 1999-12-06

English

Subject field(s)
  • Atmospheric Physics
  • Aircraft Piloting and Navigation
  • Space Physics
DEF

In general, a slow trend, the actual time scale implied being different for different contexts.

DEF

secular trend: In statistics, a persistent tendency for a variate to increase or decrease with the passage of time, apart from irregular variations of shorter period. A secular trend is generally revealed more clearly if the data are smoothed.

OBS

secular variations: term standardized by ISO.

Key term(s)
  • secular variation

French

Domaine(s)
  • Physique de l'atmosphère
  • Pilotage et navigation aérienne
  • Physique spatiale
OBS

variations séculaires : terme normalisé par l'ISO.

Key term(s)
  • variation séculaire

Spanish

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