ketose vs monosaccharide

ketose and monosaccharide both are nouns.

Word	Noun	Adjective	Verb	Adverb
ketose	Yes	No	No	No
monosaccharide	Yes	No	No	No

As nouns, monosaccharide is a hypernym of ketose; that is, monosaccharide is a word with a broader meaning than ketose:

ketose: any monosaccharide sugar that contains a ketone group or its hemiacetal
monosaccharide: a sugar (like sucrose or fructose) that does not hydrolyse to give other sugars; the simplest group of carbohydrates

Other hypernyms of ketose include monosaccharose, simple sugar.

ketose (noun)	monosaccharide (noun)
any monosaccharide sugar that contains a ketone group or its hemiacetal	a sugar (like sucrose or fructose) that does not hydrolyse to give other sugars; the simplest group of carbohydrates