discipline in WordNet English dictionary

1. a branch of knowledge
   "in what discipline is his doctorate?"; "teachers should be well trained in their subject"; "anthropology is the study of human beings"
   discipline  subject  subject area  subject field  field  field of study  study  bailiwick 
   
2. the act of punishing
   "the offenders deserved the harsh discipline they received"
   discipline  correction 
   
3. training to improve strength or self-control
   discipline 
   
4. the trait of being well behaved
   "he insisted on discipline among the troops"
   discipline 
   
5. a system of rules of conduct or method of practice
   "he quickly learned the discipline of prison routine"; "for such a plan to work requires discipline";
   discipline 
   

1. develop (children's) behavior by instruction and practice; especially to teach self-control
   "Parents must discipline their children"; "Is this dog trained?"
   discipline  train  check  condition 
   
2. punish in order to gain control or enforce obedience
   "The teacher disciplined the pupils rather frequently"
   discipline  correct  sort out