echo check

[ e-koh chek ]

noun

1. a quality check and error-control technique for data transferred over a computer network or other communications link, in which the data received is stored and also transmitted back to its point of origin, where it is compared with the original data.

Word History and Origins

Origin of echo check¹

First recorded in 1945–50

Example Sentences

For more on the Echo, check out Fortune’s review here.

From Time