art book; collection of pictures
Refers to a published book or album containing reproductions of paintings, drawings, or other artworks. Often used for monographs of a single artist or thematic compilations.
She bought a new art book and looks through it every day.
I bought an art book of Van Gogh's paintings.
This collection of pictures contains many works by famous Japanese painters.
He published his first art book.
The museum compiled an art book tracing the painter's life.
写真集 is a collection of photographs, while 画集 is a collection of paintings or illustrations, so the two are easy to mix up but refer to different media.
counter for books; counter for volumes · volume; book
Compound of 画 (picture, painting) and 集 (collection, compilation).