ionisation meaning and definition

IONISATION noun

Definition of ionisation (noun)

1. the condition of being dissociated into ions (as by heat or radiation or chemical reaction or electrical discharge)
   • "the ionization of a gas"
   • synonyms: ionization
2. the process of ionizing; the formation of ions by separating atoms or molecules or radicals or by adding or subtracting electrons from atoms by strong electric fields in a gas
   • synonyms: ionization