noun
- the act or process of finding out something for certain; determination of facts
Usage: formal
Examples
- The ascertainment of the cause of the accident took several weeks.
- Scientific ascertainment requires careful observation and testing.
- The committee’s ascertainment of the facts led to new policies.
- Accurate ascertainment of voter preferences is crucial for democracy.
- The ascertainment of his whereabouts proved difficult.
- Legal ascertainment of guilt requires evidence beyond reasonable doubt.