noun
motor glider
A powered sailplane; an aircraft that can glide but also has an engine for self-launching or sustained flight.
モーターグライダーで静かな空の旅を楽しんだ。
I enjoyed a quiet flight in a motor glider.
Variant with interpunct; less common but still used.
A glider without an engine; モーターグライダー has a motor for self-launching or powered flight.
Loanword from English 'motor glider'.