From WordNet (r) 3.0 (2006):
glow
n 1: an alert and refreshed state [syn: freshness, glow]
2: light from nonthermal sources [syn: luminescence, glow]
3: the phenomenon of light emission by a body as its temperature
is raised [syn: incandescence, glow]
4: a feeling of considerable warmth; "the glow of new love"; "a
glow of regret"
5: a steady even light without flames
6: the amount of electromagnetic radiation leaving or arriving
at a point on a surface [syn: radiance, glow, glowing]
7: an appearance of reflected light [syn: gleam, gleaming,
glow, lambency]
v 1: emit a steady even light without flames; "The fireflies
were glowing and flying about in the garden"
2: have a complexion with a strong bright color, such as red or
pink; "Her face glowed when she came out of the sauna" [syn:
glow, beam, radiate, shine]
3: shine intensely, as if with heat; "The coals were glowing in
the dark"; "The candles were burning" [syn: burn, glow]
4: be exuberant or high-spirited; "Make the people's hearts
glow"
5: experience a feeling of well-being or happiness, as from good
health or an intense emotion; "She was beaming with joy";
"Her face radiated with happiness" [syn: glow, beam,
radiate, shine]