rotary engine

base junction; rotary collector ring (box); rotary base junction (of a tank); rotary connection; slip ring; traverse rotary base junction

rotary engine (Wankel engine)

engine capacity / engine power, engine output

rotary air compressor

rotary current

rotary intersection

rotary launcher

rotary-wing

rotary-wing fighter

rotary selector valve

rotary air wing

rotary wing aircraft

rotary aircraft

rotary-wing aircraft

rotary wing

rotary

rotary-wing drone

rotary-wing aerodynamics

rotary-wing aeroelasticity

rotary-wing mode

rotary switches

double rotary switch

multi-deck rotary switch

position of rotary switch

rotary cam switch

rotary tool

reaction engine / motor (jet engine)

engine ground run / engine test

engine oil reservoir / engine oil tank

airbreathing jet engine / ducted jet engine

air-breathing jet engine

axial-flow (jet) engine