disaccharide vs sucrose

disaccharide and sucrose both are nouns.

Word	Noun	Adjective	Verb	Adverb
disaccharide	Yes	No	No	No
sucrose	Yes	No	No	No

As nouns, sucrose is a hyponym of disaccharide; that is, sucrose is a word with a more specific, narrower meaning than disaccharide:

disaccharide: any of a variety of carbohydrates that yield two monosaccharide molecules on complete hydrolysis
sucrose: a complex carbohydrate found in many plants and used as a sweetening agent

Other hyponyms of disaccharide include lactose, milk sugar, malt sugar, maltose, saccharose.

disaccharide (noun)	sucrose (noun)
any of a variety of carbohydrates that yield two monosaccharide molecules on complete hydrolysis	a complex carbohydrate found in many plants and used as a sweetening agent