DEDICATED

[adjective]Someone who is dedicated to an activity or an idea believes that that activity or idea is important and gives a lot of energy and time to it.He's a very dedicated father/golfer/teacher.She's completely dedicated to her work.The Green Party is dedicated to protecting the environment.He's a wonderful doctor - he's very dedicated (= works very hard).(specialized) Dedicated can also mean having only one use.a dedicated word processora dedicated telephone linea dedicated sports channel