noun
Refers to a jet aircraft owned or chartered for private use, not for commercial passenger service.
彼はプライベートジェットで世界中を飛び回っている。
He travels around the world by private jet.
Variant with interpunct; less common in running text.
自家用機 is a broader term for any privately owned aircraft, while プライベートジェット specifically refers to a jet-powered private aircraft.
Loanword from English 'private jet'.