GNU Collaborative International Dictionary of English

Found 2 definitions

1.       
   highlight v. t.
   1. To emphasize or call attention to, by moving into the foreground or otherwise making more prominent.
   
   Syn. -- foreground, spotlight, play up.
   
   [WordNet 1.5]
   
   
   2. To make (part of a text or image) more prominent, especially by making it of a lighter hue or of a different color than the remaining part.
   
   [PJC]
   
   
         
       

2.       
   highlight n. The part of an image that has the most intense light.
   
   [PJC]
   
   
   2. The most memorable or enjoyable part; -- of events or activities; as, “the highlight of our trip was the tour of the Vatican”.
   
   [PJC]