What is the meaning of arrayed?

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, array, lay out, set out
• Align oneself with a group or a way of thinking.
  • synonyms: align, array

adjective

• In ceremonial attire and paraphernalia.
  • usage: "professors arrayed in robes"
  • synonyms: panoplied