stochastic(redirected from Stochastical)
Also found in: Dictionary, Thesaurus, Financial, Encyclopedia.
pertaining to a random process; used particularly to refer to a time series of random variables.
stochastic/sto·chas·tic/ (sto-kas´tik) pertaining to a random process, particularly a time series of random variables.
stochasticadjective Referring to a random variable; involving chance or probability.
stochasticadjective Referring to a random process; a process determined by a random distribution of probabilities; referring to a behavior not governed by known equations and initial conditions, thus unpredictable at any past or future time. See Chaos. Cf Deterministic.
2. radiation therapy Pertaining to the effects of radiation seen in the person exposed to such radiation. This does not have a dose threshold, given that as the dosage increases so does the severity of the reaction.
[G. stochos, target, guess]
arrived at by skilful conjecturing; allowing the opportunity for variation.