An Etymological Dictionary of Astronomy and Astrophysics

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فرهنگ ریشه‌شناختی اخترشناسی-اخترفیزیک

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recombination line
  خط ِ بازمیازش  
xatt-e bâzmiyâzeš
Fr.: raie de recombinaison  

An → emission line in a spectrum produced in an → H II region when a free electron combines
with an ionized atom to form a neutral atom or an ion of lower → ionization stage. Same as → free-bound emission.

See also: → recombination; → line.