noun
Technical term for a propeller that works by a helical screw mechanism, used in marine and aviation contexts.
この船はスクリュープロペラで動いている。
This ship is powered by a screw propeller.
Variant with interpunct, sometimes used for clarity.
プロペラ is a general term for any propeller, while スクリュープロペラ specifically refers to a screw-type propeller.
Borrowed from English 'screw propeller'.