IRRADIA'TION, noun The act of emitting beams of light.
1. Illumination; brightness.
2. Intellectual light.
3. The act of emitting minute particles or effluvia from some substance.
Webster's Dictionary 1828
IRRADIA'TION, noun The act of emitting beams of light.
1. Illumination; brightness.
2. Intellectual light.
3. The act of emitting minute particles or effluvia from some substance.