drift indicator

noun

, Aeronautics.

1. an instrument that indicates the amount of drift of an aircraft.

Word History and Origins

Origin of drift indicator¹

First recorded in 1915–20

Example Sentences

One form of Drift Indicator consists of a simple dial, with the center cut away and a wire stretched diametrically across it.

From Project Gutenberg

This they were able to make up for by means of the drift indicator, which compensated for the drift.

From Project Gutenberg