The American Heritage® Dictionary of the English Language, 4th Edition
n. An accelerator in which charged particles are accelerated around a fixed circular path by an electric field and held to the path by an increasing magnetic field.
n. A form of cyclotron in which charged particles are accelerated by an electric field that is synchronized with a magnetic field that keeps them in a circular path.
WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
n. cyclotron in which the electric field is maintained at a constant frequency
Word Usage
"The radio jets emit what is known as synchrotron radiation, which is generated by relativistic moving near the speed of light charged particles traveling on a curved path."