minibatchEtymologyAttested since 1993, mini- + batch. Quickly displaced original term "blockupdate" coined by Martin Møller in 1992.minibatch means A batch less than one epoch. Lexicurio rates it Rare gem — a strength score of 82 out of 100.nounA batch less than one epoch“Interestingly, unlike the vanilla SGD algorithm, the stochastic normalized gradient descent algorithm provably requires a minimal minibatch size.”