decisive

/dɪˈsaɪsɪv/
adjective
  1. Able to make choices quickly and confidently.
    • In an emergency, being decisive can save lives.
    • She is a decisive leader who never hesitates to make tough calls.
    • He became more decisive after practicing making small decisions every day.
  2. Having a clear and important effect on the result of something.
    • The team's strong defense was the decisive factor in winning the championship.
    • Her vote was decisive in passing the new law.
    • The battle was a decisive victory that ended the war.
What does "decisive" mean? | whatsthatwordmean | whatsthatwordmean