an array of radio telescopes used in radio astronomy to simulate a single large-aperture telescope. Some such instruments use movable dishes while others use fixed dishes
aperture synthesis in American English
noun
(in radio astronomy)
a technique that combines the inputs of a set of radio telescopes to obtain a greater resolution of images than is possible with a single member of the set
Word origin
[1960–65]This word is first recorded in the period 1960–65. Other words that entered Englishat around the same time include: Pap test, bicycle kick, buyback, go-go, proxemics