plural of false vacuum

(physics, quantum field theory) A (hypothetical) metastable vacuum whose energy state is at a local minimum different from the global minimum; a vacuum that is relatively stable and long-lived but which still may decay to a lower-energy state.

A machine to vacuum pack (to pack something in an airtight container from which some or all of the air is removed, creating a partial vacuum)

An aerosol bomb, a type of thermobaric weapon

An aircraft in the form of an airship that, instead of a pressurised gas, is filled with a vacuum

plural of rough vacuum

plural of vacuum bomb

A display device, based on a cathode and anode held in a high vacuum condition, that emits a bright light with high contrast and can display various colours.

plural of vacuum fluorescent display