Wiktionary
n. Any type of paper that has a specific use in art.
WordNet
n. a high-quality paper (usually having a filler of china clay)
Usage examples of "art paper".
The first time she had paused at his easel to inspect the mess of colour he had smeared on his sheet of art paper, he realized that she was an inch shorter than he was, and when she reached up to correct one of his shaky outlines, he saw that she had not shaved her armpit.
It is hard to imagine that Sickert wouldn't have been aware of the type of paper he was using, including good paper such as Monckton's Superfine and art paper.
Biswas brought home glossy booklets which had the aromatic smell of rich art paper and seemed to hold the smell of the new car.
And yet the large sheet of art paper, which featured the graphite rubbing of the carved-stone bird, was fluttering as if a gale-force wind were tearing at it.
Inside was a sheet of thick art paper, yellow at the edges and badly discoloured, but printed with the most richly detailed woodcut that Henry had ever seen.
He came back to the desk and picked up the large sheet of art paper on which Isabella had sketched from memory a map of the airstrip and river-mouth.
Maybe they will find the art paper, like my voice echoing out of the past and whispering tales to them.
Alafair said, and held up a piece of art paper with a pastel drawing of an Appaloosa on it.