Where does this definition of card catalog come from?
This entry for card catalog is sourced from Main Dictionary, one of the dictionaries and corpora merged into Lughet.
Is card catalog a noun, verb, or something else?
In this entry, card catalog is tagged as noun.
Does card catalog appear elsewhere on Lughet?
Yes — card catalog appears under other sources or language pairs in Lughet's collection. See the list below.
What is Lughet?
Lughet is a free trilingual dictionary covering nearly five million entries across Uyghur, Chinese, and English, drawn from more than ten source dictionaries and corpora.