- 喷气机 pēnqìjī jet planejet; jet aircraft; an airplane propelled by jet engines
- 喷气式 pēnqìshì jet-propelled(bound form) jet-propelled; powered by jet engines
- 喷气孔 pēnqìkǒng venta general term for any opening or passage that allows gases to escape; specifically a volcanic fumarole that emits steam or gases near a crater
- 古根罕喷气推进研究中心 gǔgēnhǎnpēnqìtuījìnyánjiūzhōngxīn Guggenheim Jet Propulsion CenterGuggenheim Aeronautical Laboratory at the California Institute of Technology (GALCIT, from 1926) or the Guggenheim Jet Propulsion Center (from 1943)
- 涡轮喷气发动机 wōlúnpēnqìfādòngjī turbojetA type of jet engine where air is compressed, mixed with fuel and burned, then exhausted through a turbine that powers the compressor, creating thrust.
- 喷气发动机 pēnqìfādòngjī jet enginean aviation engine that uses the reaction force of high-speed gas jets produced by burning fuel as power; used in high-speed aircraft and rockets
- 喷气式飞机 pēnqìshìfēijī jet planejet aircraft; any airplane powered by jet engines
- 喷气推进实验室 pēnqìtuījìnshíyànshì Jet Propulsion LaboratoryJet Propulsion Laboratory, a research and development center located in Pasadena, California