DictionaryloxLiquid oxygen
noun

lox

Oxygen cooled into liquid form.

The rocket uses lox to help its fuel burn.

Etymology

Lox is a compressed technical name made from liquid oxygen. Its spelling combines the beginning of liquid with the beginning of oxygen.

More examples

  • Workers wear protective gloves when handling lox.
  • The insulated tank keeps the lox extremely cold.
  • Lox turns into oxygen gas as it warms.

Similar words

liquid oxygen
The full technical name rather than its shortened form.