information vs metadata

information and metadata both are nouns.

Word	Noun	Adjective	Verb	Adverb
information	Yes	No	No	No
metadata	Yes	No	No	No

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

Other hyponyms of information include accounting data, raw data.

information (noun)	metadata (noun)
(communication theory) a numerical measure of the uncertainty of an outcome	data about data
knowledge acquired through study or experience or instruction
a message received and understood
formal accusation of a crime
a collection of facts from which conclusions may be drawn