[ ə'reɪ ]
1》 an impressive display or range of a particular thing.
2》 an ordered arrangement of troops.
3》 Mathematics an arrangement of quantities or symbols in rows and columns; a matrix.
4》 Computing an ordered set of related elements.
5》 Law a list of impanelled jurors.
6》 literary elaborate or beautiful clothing.
1》 display or arrange in a neat or impressive way.
2》 ( be ~ed in ) be elaborately clothed in.
3》 Law impanel (a jury).
ME: from OFr. arei (n.), areer (v.), based on L. ad- 'towards' + a Gmc base meaning 'prepare'.