plural arrays
1
: a large group or number of things
—usually singular
They offer a wide/vast/bewildering array of products and services.
The car is available in an array of colors. [=in many different colors]
We encountered a whole array of problems. [=many problems]
2
technical
a
: a group of numbers, symbols, etc., that are arranged in rows and columns
b
: a way of organizing pieces of information in the memory of a computer so that similar kinds of information are together
3
technical
: a group of devices that together form a unit
an antenna array
an array of solar panels
4
formal + literary
: rich or beautiful clothing
She was dressed in grand/glorious array.
arrays; arrayed; arraying
formal
1
: 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
The layers consist of bricks arrayed [=arranged] in regular patterns.
The table was arrayed with all sorts of delicacies. [=there were all sorts of delicacies placed attractively on the table]
2
literary
: to dress (someone, especially yourself) in fine clothing
She arrayed herself in rich velvets and satins.
3
: to put (soldiers) in a place or position so that they are ready to attack
They arrayed [=deployed] the troops along the hilltop.
—usually used as (be) arrayedThe troops were arrayed along the hilltop.
The general surveyed the forces arrayed against him.
Cite this Entry
“Array.” Merriam-Webster.com Simple Definition, Merriam-Webster, https://www.merriam-webster.com/simple/array. Accessed 16 Apr. 2026.
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