gleam in WordNet English dictionary

1. an appearance of reflected light
   gleam  gleaming  glow  lambency 
   
2. a flash of light (especially reflected light)
   gleam  gleaming  glimmer 
   

1. appear briefly
   "A terrible thought gleamed in her mind"
   gleam 
   
2. shine brightly, like a star or a light
   gleam  glimmer 
   
3. be shiny, as if wet
   "His eyes were glistening"
   glitter  glisten  glint  gleam  shine