Where does “спусковой” come from?

спусковой (Russian) comes from Russian спуск — lowering, hauling down, launch (the ship), lowering, descent.

спусковой (Russian): release

Definitions

  1. release

Ancestry of “спусковой”, step by step

StepLanguageWordMeaning
1Russianспускlowering, hauling down, launch (the ship), lowering, descent
Every word from Russian спуск