An Etymological Dictionary of Astronomy and Astrophysics

English-French-Persian

فرهنگ ریشه‌شناختی اخترشناسی-اخترفیزیک

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band-pass
  گذر-باند  
gozar-bând
Fr.: bande passante  

A range of frequencies that can pass through a filter such as one in an electrical circuit.

Etymology (EN): From → band + pass, from O.Fr. passer, from V.L. *passare “to step, walk, pass,” from L. passus “step, pace;” cf. Pers. pâ “foot,” pey “step.”

Etymology (PE): Gozar-bând, from gozar “passage, transit, passing,” gozaštan “to pass, cross, transit,” from Mid.Pers. vitârtan + bând, → band.