noun
model airplane; model plane
Refers to a scale model of an aircraft, typically for display or flying as a hobby.
彼は休日に模型飛行機を飛ばしている。
He flies model airplanes on his days off.
ラジコン飛行機 specifically refers to radio-controlled model airplanes, while 模型飛行機 is a broader term for any model aircraft, including static display models.
Compound of 模型 (model) and 飛行機 (airplane).