1. to arrange or put in order; to set out or display in a line or array
Usage: archaic; chiefly historical or literary
2. to draw up (troops or forces) in battle formation
Usage: archaic; military context

Examples

• The general was deraigning his forces along the ridge.
• The soldiers were deraigning in preparation for the coming battle.
• He spent the morning deraigning the supplies in neat rows.
• The knights deraigned themselves in splendid array before the tournament.
• The commander deraigned the cavalry on the left flank.