v.
  - give out steady light without flame. 
▸have an intense colour and a slight shine.
 - convey deep pleasure through one's expression and bearing. 
▸
[as adj. glowing]
 expressing great praise.
 
n.
  - a steady radiance of light or heat. 
▸a feeling or appearance of warmth.
 - a strong feeling of pleasure or well-being:
 a glow of pride.
 
 
  Derivative
  
  Etymology
  OE glōwan, of Gmc origin.