(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"
(computer science) a single execution of a set of instructions that are to be repeated; "the solution took hundreds of iterations"
a jail or prison (especially one that is run in a tyrannical manner)
a fortress built in Paris in the 14th century and used as a prison in the 17th and 18th centuries; it was destroyed July 14, 1789 at the start of the French Revolution