adj.
Pronunciation: st ə - ' kas-tik, st ō -
Function: adjective
Etymology: Greek stochastikos skillful in aiming, from stochazesthai to aim at, guess at, from stochos target, aim, guess ― more at STING
Date: 1934
1 : RANDOM specifically : involving a random variable <a stochastic process>
2 : involving chance or probability : PROBABILISTIC <a stochastic model of radiation-induced mutation>
– sto · chas · ti · cal · ly \ -ti-k( ə -)l ē \ adverb