9 letters · 9 points in Scrabble
noun (computer science) a single execution of a set of instructions that are to be repeated
noun (computer science) executing the same set of instructions a given number of times or until a specified result is obtained
noun doing or saying again; a repeated performance
originFrom Latin iterātiō, from iterō. Morphologically iterate + -ion.
Etymology from Wiktionary, CC BY-SA 3.0