discipline

(noun) a branch of knowledge. Synonyms: subject, subject area, subject field, field, field of study, study, bailiwick. Examples: "In what discipline is his doctorate?." "Teachers should be well trained in their subject." "Anthropology is the study of human beings."

(noun) a system of rules of conduct or method of practice. Examples: "He quickly learned the discipline of prison routine." "For such a plan to work requires discipline";."

(noun) the trait of being well behaved. Example: "He insisted on discipline among the troops."

(noun) training to improve strength or self-control.

(noun) the act of punishing. Synonyms: correction. Example: "The offenders deserved the harsh discipline they received."

(verb) develop (children's) behavior by instruction and practice; especially to teach self-control. Synonyms: train, check, condition. Examples: "Parents must discipline their children." "Is this dog trained?."

(verb) punish in order to gain control or enforce obedience. Synonyms: correct, sort out. Example: "The teacher disciplined the pupils rather frequently."