noun
plural -rays
[count] :a large group or number of things - usually singular
[count] technical
a group of numbers, symbols, etc., that are arranged in rows and columns
a way of organizing pieces of information in the memory of a computer so that similar kinds of information are together
[count] technical :a group of devices that together form a unit
[noncount] formal + literary :rich or beautiful clothing
verb
-rays; -rayed; -raying
[+ obj] formal
to place (a group of things) in a particular position so that they are in order or so that they look attractive - usually used as (be) arrayed
literary :to dress (someone, especially yourself) in fine clothing
to put (soldiers) in a place or position so that they are ready to attack
usually used as (be) arrayed