This is the 3901st most frequent Catalan word.
catalogat
"Catalogat" means "classified" or "categorized."
In this sentence, 'catalogat' is used to denote that an object (the book) has been categorized or classified as something specific.
El llibre ha estat catalogat com a lectura imprescindible.
The book has been cataloged as an essential reading.
Here, 'catalogat' refers to the act of listing or classifying the species under a particular status (endangered).
Han catalogat aquesta espècie com a en perill d'extinció.
They have cataloged this species as endangered.
In this context, 'catalogat' implies judging or labeling something (the answer) as possessing a particular quality or status (incorrect).