Artist
noun
You know that 芸術 is art so you'd think that 芸術家 would be something like "art house." Well, it's not. Think of it this way: Who is the person who works for "House Art"? It's the artist.
げいじゅつか
This is a jukugo word, which usually means on'yomi readings from the kanji. If you know the readings of your kanji you'll know how to read this as well.
彼は有名な芸術家ではありません。
He isn't a famous artist.
彼女は、多くの賞を受賞している、世界的に名の知れた芸術家です。
She is a globally renowned artist who has received numerous awards.
その芸術家は、弟子に留守番をたのんで、ヨーロッパに留学しました。
The artist asked his disciple to look after his house while he was away and left for Europe to study.