An Etymological Dictionary of Astronomy and Astrophysics

English-French-Persian

فرهنگ ریشه‌شناختی اخترشناسی-اخترفیزیک

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diffraction pattern
  الگوی ِ پراش  
olgu-ye parâš (#)
Fr.: tache de diffraction  

A series of concentric rings of dark and light color produced by interference.

Etymology (EN): → diffraction; → pattern.

Etymology (PE): Olgu, loanword from Turkish; parâš→ diffraction.