card catalog vs library catalog

card catalog and library catalog both are nouns.

Word	Noun	Adjective	Verb	Adverb
card catalog	Yes	No	No	No
library catalog	Yes	No	No	No

As nouns, library catalog is a hypernym of card catalog; that is, library catalog is a word with a broader meaning than card catalog:

card catalog: a library catalog in which each publication is described on a separate file card
library catalog: an enumeration of all the resources of a library

Other hypernyms of card catalog include library catalogue.

card catalog (noun)	library catalog (noun)
an alphabetical listing of items (e.g., books in a library) with a separate card for each item	an enumeration of all the resources of a library
a library catalog in which each publication is described on a separate file card