An array of (especially radar) antennas that can be made to transmit or receive at a variable angle by delaying the signals to or from each one by an amount depending on its position in relation to the others.
Origin
1930s; earliest use found in Television.
Definition of phased array in US English:
phased array
noun
An array of (especially radar) antennas that can be made to transmit or receive at a variable angle by delaying the signals to or from each one by an amount depending on its position in relation to the others.