English Lexicon

Stochastic

/stəˈkæs.tɪk/
adjectiveCEFR C2 (Proficient)Top #8500 frequency
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Comprehensive Definitions & Senses

2 senses
As adjective
  1. 1

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

    "The weather system is modeled using stochastic differential equations to account for unpredictable variations."
  2. 2

    Relating to or involving chance or probability.

    "Evolution relies on stochastic mutations that provide raw material for natural selection."

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Antonyms & Contrasting Words (1)

Linguistic Origin & Historical Etymology

Derived from the Greek word 'stochastikos', meaning 'aiming at a mark' or 'guess', stemming from 'stochazesthai' (to guess). Introduced into modern mathematics and probability theory in the 20th century to describe processes involving random variables.

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