WordWeb Online

1. Strikingly different; tending to contrast
   "contrasting colours";
   - contrastive

1. Put in opposition to show or emphasize differences
   "The middle school teacher contrasted her best student's work with that of her weakest student"
    
2. To show differences when compared; be different
   "the students contrast considerably in their artistic abilities";
   - counterpoint

See also: different

Type of: differ, differentiate, distinguish, secern [rare], secernate, separate, severalise [Brit], severalize, tell, tell apart

Encyclopedia: Contrasting