Meaning of discipline
Definition of discipline
(noun)
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"
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"
(verb)
develop (a child's or animal's) behavior by instruction and practice; especially to teach self-control; "Parents must discipline their children"; "Is this dog trained?"