An Etymological Dictionary of Astronomy and Astrophysics
English-French-Persian

فرهنگ ریشه شناختی اخترشناسی-اخترفیزیک

M. Heydari-Malayeri    -    Paris Observatory

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Number of Results: 3 Search : extraterrestrial
extraterrestrial
  اُسترزمینی   
ostarzamini

Fr.: extraterrestre   

1) (adj.) Of or from outside the limits of the Earth.
2) (n.) A hypothetical extraterrestrial being; → alien.

extra- + → terrestrial.

extraterrestrial life
  زیست ِ استرزمینی   
zist-e ostarzamini

Fr.: vie extraterrestre   

Life that may exist and originate outside the planet Earth.

extraterrestrial; → life.

Search for Extraterrestrial Intelligence (SETI)
  جستجوی ِ هوش ِ اُسترزمینی   
jost-o-ju-ye huš-e ostar-zamini

Fr.: recherche d'intelligence extra-terrestre   

The scientific attempt to detect → intelligent extraterrestrial → life by surveying the sky to find the existence of → transmissions, especially → radio waves or → light, from a → civilization on a distant → planet. The SETI Institute, that carries out the project, is a private non-profit center founded in 1984. There are many methods that SETI scientific teams use to search for extraterrestrial intelligence. Many of these search billions of radio frequencies that reach Earth from all over the → Universe, looking for an intelligent → radio signal. Other SETI teams search by looking for signals in pulses of light emanating from the stars.

search; → extraterrestrial; → intelligence.