definitive
di fi ni tiv
- s clearly defined or formulated
- s of recognized authority or excellence
the definitive work on Greece - s supplying or being a final or conclusive settlement
a definitive verdict
- Despite a month long painstaking search of the debris, the investigators could not come up with any definitive clues to what caused the aircraft to go down.
- There is no definitive evidence to link the city center shooting with the internecine gang wars.
- Her arguments about the absence of the ions in the solution was definitive; no proof to the contrary has not been found as yet.