Definition of stochastic in English:

stochastic

adjective

technical
  • Having a random probability distribution or pattern that may be analysed statistically but may not be predicted precisely.

    • ‘He has written on stochastic geometry and its applications, and the statistical theory of shape.’
    • ‘Let us now sum up his mathematical contributions which were almost all in the area of mathematical statistics, more precisely stochastic analysis, random processes, regenerative phenomena and mathematical genetics.’
    • ‘Here, we provide a more detailed set of examples, examining the impact of nonlinear population dynamics and stochastic variation in demographic parameters on elasticity analysis.’
    • ‘It was heavy duty mathematics at that, involving an obscure technique known as stochastic differential equations.’
    • ‘The fact that the problem is stochastic means that the airline needs to work with expected values and probability distributions, which makes the optimisation harder to solve.’
    unsystematic, arbitrary, unmethodical, haphazard, unarranged, unplanned, undirected, casual, indiscriminate, non-specific, stray, erratic
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Origin

Mid 17th century: from Greek stokhastikos, from stokhazesthai aim at, guess, from stokhos aim.

Pronunciation:

stochastic

/stəˈkastɪk/