Definition of: specialize

(spesh′əl·īz) v. ·ized, ·iz·ing v.i.
1. To concentrate on one particular activity or subject; engage in a specialty.
2. Biol. To take on a special form or forms by specialization or adaptation.
—v.t.
3. To adapt for some special use or purpose; endow with a particular character.
4. Biol. To develop by specialization or adaptation, as an organ or part.
5. To endorse, as a check, to a payee.
6. To mention specifically. Also Brit. spe′cial·ise.