Also called successive approximation. a problem-solving or computational method in which a succession of approximations, each building on the one preceding, is used to achieve a desired degree of accuracy.
an instance of the use of this method.
a repetition of a statement or statements in a program.
a different version of an existing data set, software program, hardware device, etc.:
A new iteration of the data will be released next month.
Word Origin and History for successive-approximation
late 15c., from Latin iterationem (nominative iteratio) "repetition," noun of action from past participle stem of iterare "do again, repeat," from iterum "again," from PIE *i-tero-, from pronomial root *i- (see yon).