prac‧ti‧tion‧er AC /prækˈtɪʃ
ənə $ -ər/ 
 noun [countable] [
Word Family: noun: 
practice, 
practitioner; 
adjective: 
PRACTISED/PRACTICED, 
PRACTISING/PRACTICING; 
verb: 
PRACTISE/PRACTICE]
1.  someone who works as a doctor or a lawyer
medical/legal practitioner a practitioner of alternative medicine
 a practitioner of alternative medicine ⇒ 
general practitioner2.  someone who regularly does a particular activity: 
 one of golf’s most experienced practitionerspractitioner of
 one of golf’s most experienced practitionerspractitioner of a practitioner of Taoist philosophy
 a practitioner of Taoist philosophy  [TahlilGaran] Dictionary of Contemporary English ▲