WordRel.com

• the quality of being bright and sending out rays of light

  synonym	effulgenceradiancyrefulgencerefulgencyshine
  derivation	radiantradiateradiate
  hypernym	brightness
  hyponym	burnishgleamgleamingglossglossinessglowlambencylusterlustrepolishsheenshininess

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

  synonym	glowglowing
  hypernym	lightvisible lightvisible radiation
  hyponym	aureolecorona

• an attractive combination of good health and happiness

  derivation	radiate
  hypernym	felicitygood healthhappinesshealthiness