ionisation

Noun ionisation has 2 senses

• ionisation(n = noun.state) ionization - the condition of being dissociated into ions (as by heat or radiation or chemical reaction or electrical discharge); "the ionization of a gas"
is a kind of condition, status
Derived forms verb ionise₂, verb ionise₁

• ionisation(n = noun.process) ionization - 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;
is a kind of action, activity, natural action, natural process
Derived forms verb ionise₂, verb ionise₁