IPA: /ˈætəmaɪz/
KK: /ˈætəˌmaɪz/
To break something down into very small parts or particles.
The scientist decided to atomise the liquid to study its components more closely.
Past: atomised
Past Participle: atomised
Atomise → It is formed from "atom" (from Greek "atomon", meaning indivisible) and "-ise" (a suffix used to form verbs indicating a process). The word "atomise" means to break something down into very small particles or to make it into atoms.
Think of breaking something down into the smallest parts, as 'atom' means indivisible, and '-ise' indicates a process of change.