What is the meaning of array?

noun

• An orderly arrangement.
  • usage: "an array of troops in battle order"
• An impressive display.
  • usage: "it was a bewildering array of books"; "his tools were in an orderly array on the basement wall"
• Especially fine or decorative clothing.
  • synonyms: raiment, regalia
• An arrangement of aerials spaced to give desired directional characteristics.

verb

• Lay out orderly or logically in a line or as if in a line.
  • usage: "lay out the clothes"; "lay out the arguments"
  • synonyms: range, lay out, set out
• Align oneself with a group or a way of thinking.
  • synonyms: align