Noun and の adjective
がくしゃ
かれのお父さんは、立ぱな学者です。
His father is a splendid scholar.
あの学者はけいれきさしょうをしています。
That scholar is a resume faker.
私は世界でも有名なハロー・キティ学者です。
I am a world renowned scholar of Hello Kitty.
Someone who does study for a living. That is a scholar.
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.