science vs discipline

science and discipline both are nouns.

Word	Noun	Adjective	Verb	Adverb
science	Yes	No	No	No
discipline	Yes	No	Yes	No

As nouns, discipline is a hypernym of science; that is, discipline is a word with a broader meaning than science:

Other hypernyms of science include bailiwick, field, field of study, study, subject, subject area, subject field.

science (noun)	discipline (noun)
a particular branch of scientific knowledge	training to improve strength or self-control
ability to produce solutions in some problem domain	the act of disciplining
	the trait of being well behaved
	a branch of knowledge
	a system of rules of conduct or method of practice

science (verb)	discipline (verb)
	punish in order to gain control or enforce obedience
	develop (a child's or animal's) behavior by instruction and practice; especially to teach self-control