probabilistic

adjective

1. relating to probability; based on chance or likelihood rather than certainty

   C1

   usually before nounformal

   • "The forecast uses a probabilistic model to estimate the chance of rain."B2
   • "A probabilistic approach can help us estimate risks when we do not have complete information."C1
   • "The committee rejected a deterministic model in favour of a more realistic probabilistic analysis."C2

2. using probability theory to model uncertainty, especially in statistics, computing, or artificial intelligence

   C2

   usually before nountechnical

   • "The software uses a probabilistic model to predict which words will come next."C1
   • "Probabilistic reasoning allows the system to update its beliefs as new evidence arrives."C2