# stochastic

[ stuh-kas-tik ]
/ stəˈkæs tɪk /
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of or relating to a process involving a randomly determined sequence of observations each of which is considered as a sample of one element from a probability distribution.
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## Origin ofstochastic

1655–65; <Greek stochastikós, equivalent to stochas- (variant stem of stocházesthai to aim at) + -tikos-tic

## Words nearby stochastic

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2021

## British Dictionary definitions for stochastic

stochastic
/ (stɒˈkæstɪk) /

statistics
1. (of a random variable) having a probability distribution, usually with finite variance
2. (of a process) involving a random variable the successive values of which are not independent
3. (of a matrix) square with non-negative elements that add to unity in each row
rare involving conjecture

## Word Origin for stochastic

C17: from Greek stokhastikos capable of guessing, from stokhazesthai to aim at, conjecture, from stokhos a target
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

## Scientific definitions for stochastic

stochastic
[ stō-kăstĭk ]

Involving or containing a random variable or variables.
Involving chance or probability.