An Etymological Dictionary of Astronomy and Astrophysics

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فرهنگ ریشه‌شناختی اخترشناسی-اخترفیزیک

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proton-proton reaction
  واژیرش ِ پروتون-پروتون  
vâžireš-e-e proton-proton
Fr.: réaction proton-proton  

A → thermonuclear reaction in which two protons collide at very high velocities and combine to form a → deuterium. See also → proton-proton chain.

See also: → proton; → reaction.