adj
WORD FAMILYionic: nonionic+/ion: ionate, ionic, ionise, ionize, ions/ionate: de-ionate/ionise: ionisation, ionised, ionises, ionising/ionised: nonionised/ionize: deionize, ionization, ionized, ionizes, ionizing/ionized: nonionized
1adj
not ionica nonionic substance
Syn|Ant
nonpolar
ionic
containing or involving or occurring in the form of ions
2adj
not converted into ionsSyn|Ant
nonionised, nonionized, unionised, unionized
ionised, ionized
converted totally or partly into ions