1. A region or range in which the exact value, outcome, or state is unknown or cannot be precisely determined
The weather forecast has an area of uncertainty regarding tomorrow's temperature.
A previsão do tempo apresenta uma área de incerteza em relação à temperatura de amanhã.
2. In technical or scientific contexts, a margin or range of potential error or variation in measurements or predictions
The radar detected an aircraft in the area of uncertainty between 20,000 and 25,000 feet.
O radar detectou uma aeronave na área de incerteza entre 20 mil e 25 mil pés de altitude.
3. A zone of doubt or ambiguity regarding decision-making or risk assessment
The investment analysis revealed an area of uncertainty in the market projections.
A análise de investimento revelou uma área de incerteza nas projeções de mercado.