specialize in WordNet English dictionary

1. evolve so as to lead to a new species or develop in a way most suited to the environment
   speciate  differentiate  specialize  specialise 
   
2. become more focus on an area of activity or field of study
   "She specializes in Near Eastern history"
   specialize  specialise  narrow  narrow down 
   
3. be specific about
   "Could you please specify your criticism of my paper?"
   specify  particularize  particularise  specialize  specialise 
   
4. suit to a special purpose
   "specialize one's research"; "this kind of beak has become specialized in certain Galapagos finches"
   specialize  specialise 
   
5. devote oneself to a special area of work
   "She specializes in honey bees"; "This baker specializes in French bread"
   specialize  specialise