rad

Usage

• radiant

  When an object is radiant, it is shining and bright with light.

• radar

  measuring instrument in which the echo of a pulse of microwave radiation is used to detect and locate distant objects

• radial

  relating to or near the radius

• radiance

  the amount of electromagnetic radiation leaving or arriving at a point on a surface

• radiate

  arranged like rays or radii

• radiation

  energy that is radiated or transmitted in the form of rays or waves or particles

• radiator

  any object that radiates energy

• radio

  indicating radiation or radioactivity

• radioactive

  exhibiting or caused by radioactivity

• radioactivity

  the spontaneous emission of a stream of particles or electromagnetic rays in nuclear decay

• radiocarbon

  a radioactive isotope of carbon

• radiography

  the process of making a radiograph

• radiologist

  a medical specialist who uses radioactive substances and X-rays in the treatment of disease

• radiology

  the branch of medical science dealing with the medical use of X-rays or other penetrating radiation

• radius

  the length of a line segment between the center and circumference of a circle or sphere

• irradiate

  give spiritual insight to

• ray

  emit as rays

• rayon

  a synthetic silklike fabric