noun Order; a regular and imposing arrangement; disposition in regular lines; hence, order of battle.
drawn up in battle array
noun A large collection.
We offer a dazzling array of choices.
noun A matrix.
noun Any of various data structures designed to hold multiple elements of the same type; especially, a data structure that holds these elements in adjacent memory locations so that they may be retrieved using numeric indices.
noun A ranking or setting forth in order, by the proper officer, of a jury as impanelled in a cause; the panel itself; or the whole body of jurors summoned to attend the court.