IPA: /dɪˈsaɪsɪv/
KK: /dɪˈsaɪsɪv/
Describing someone or something that is able to make decisions quickly and effectively, often leading to clear outcomes or results.
Her decisive action during the crisis saved many lives.
Decisive → It is formed from "de-" (meaning down or away) and "caedere" (meaning to cut). The word "decisive" refers to the ability to cut through uncertainty and make a clear decision.
Think of 'cutting down' uncertainty to remember that 'decisive' means making clear decisions.