iteration

[it-uh-rey-shuhn]
noun
1.
the act of repeating; a repetition.
2.
Mathematics.
a.
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.
b.
an instance of the use of this method.
3.
Computers.
a.
a repetition of a statement or statements in a program.
b.
a different version of an existing data set, software program, hardware device, etc.: A new iteration of the data will be released next month.
4.
a different form or version of something: He designed the previous iteration of our logo.

Origin:
1425–75; late Middle English < Latin iterātiōn-, stem of iterātiō; see iterate, -ion

Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2014.
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WordNet
iteration

noun
1. (computer science) a single execution of a set of instructions that are to be repeated; "the solution took hundreds of iterations" 
2. (computer science) executing the same set of instructions a given number of times or until a specified result is obtained; "the solution is obtained by iteration" 
3. doing or saying again; a repeated performance 
WordNet® 3.0, © 2006 by Princeton University.
Cite This Source
Example sentences
It is a gradual process with many iterations in between.
The presence of two or more iterations of a mission statement could seriously
  undermine and devalue their role.
There are going to be some iterations to fix flaws in construction and design.
At previous iterations of the meeting, that is exactly what happened in each
  workshop.
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