(mathematics) A notation that denotes a number that is 1 if the condition in square brackets is satisfied, and 0 otherwise, i.e. (where P is a true or false statement)

To produce and distribute a godcast.

(organic chemistry) A chlorofluorocarbon halomethane formerly used as a refrigerant and aerosol spray propellant, now banned in many countries because of its effects on the ozone layer.

simple past tense and past participle of Quakerize