Meaning

• Clothing and ornamentation.

• A collection laid out to be viewed in full.

• An orderly series, arrangement or sequence.

• Order; a regular and imposing arrangement; disposition in regular lines; hence, order of battle.

  "drawn up in battle array"

• A large collection.

  "We offer a dazzling array of choices."

• Common name for matrix.

• 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.

• 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.

• A militia.

• A group of hedgehogs.

• A microarray.

Meaning

• To clothe and ornament; to adorn or attire.

  "He was arrayed in his finest robes and jewels."

• To lay out in an orderly arrangement; to deploy or marshal.

• To set in order, as a jury, for the trial of a cause; that is, to call them one at a time.