IPA: /dɛsˈʌltəˌrɪli/
KK: /dɛsʌltɔrɪli/
In a way that is not focused or consistent, often jumping from one thing to another without a clear plan.
The students worked desultorily, moving from one topic to another without finishing any of them.
Desultorily → It is formed from "desultor" (from Latin "desultor", meaning a jumper or leaper) and the suffix "-ily" (meaning in a manner). The word describes an action done in a jumping or haphazard manner, often lacking a coherent direction.
Think of someone 'jumping' ('desultor') from one topic to another without focus — that's why desultorily means doing something in a haphazard or disconnected way.