An Etymological Dictionary of Astronomy and Astrophysics

A machine which accelerates charged atomic (ions of various elements) or subatomic particles (usually electrons and protons) to high energies. → cyclotron; → synchrotron.

Etymology (EN): Accelerator, from accelerate, → acceleration,

• -or agent suffix, from M.E. -or, -our, from O.F. -eor, -eur, from L. -or.

Etymology (PE): Šetâbgar, from šetâb→ acceleration + -gar agent suffix, → -or.