You can find definition of rad below. Words can have several meanings depending on the context. Their meaning may vary depending on where they are used. Please choose approriate definition according to part of speech and context. We have found 2 different definitions of rad. rad is a 3 letter word. It starts with r and ends with d.
a unit of absorbed ionizing radiation equal to 100 ergs per gram of irradiated material
the unit of plane angle adopted under the Systeme International d'Unites; equal to the angle at the center of a circle subtended by an arc equal in length to the radius (approximately 57.295 degrees)