determinacy

/dɪˈtɜrmɪnəsi/
noun
  1. The quality of being fixed, definite, or clearly known; the state of having a clear and certain outcome or result.
    • The contract lacked determinacy, leaving too many details open to interpretation.
    • The determinacy of the scientific experiment's results gave the researchers confidence in their conclusion.
    • In mathematics, the determinacy of a system means that its future behavior can be predicted exactly.
  2. The quality of being determined or resolute; firmness of purpose.
    • The team showed great determinacy in finishing the project despite the tight deadline.
    • His determinacy to learn a new language never wavered, even when it was difficult.
    • Her determinacy in pursuing her goals inspired everyone around her.