An Etymological Dictionary of Astronomy and Astrophysics

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فرهنگ ریشه‌شناختی اخترشناسی-اخترفیزیک

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submillimeter astronomy
  اخترشناسی ِ زیر-میلیمتری  
axtaršenâsi-ye zir-milimetri
Fr.: astronomie sub-millimétrique  

The study of astronomical objects with → submillimeter waves. As with millimeter-wave astronomy, this part of the spectrum is rich in lines emitted by interstellar molecules and dust.

See also: → submillimeter; → astronomy.