IPA: /ˌɪn.təˈraɪ.ən.ɪk/
KK: /ɪnˈtɛrɪˌaɪənɪk/
Referring to something that is situated or happens between ions, which are charged particles.
The interionic forces play a crucial role in the stability of the compound.
Interionic → It is formed from "inter-" (meaning between) and "ionic" (from "ion" which comes from Greek "ion", meaning to go). The term refers to interactions or processes that occur between ions.
Think of things happening 'between' ('inter-') ions, which are charged particles that 'go' ('ion') in a solution.