inertial guidance


Definition of inertial guidance

: guidance (as of an aircraft or spacecraft) by means of self-contained automatically controlling devices that respond to inertial forces

called also inertial navigation

Examples of inertial guidance in a Sentence

Recent Examples on the Web The computer and its inertial guidance platform were marvels of precision, able to navigate 250,000 miles (about 400,000 kilometers) to the Moon with an error of only a few thousand feet. Frank O’brien, Ars Technica, "A deep dive into the Apollo Guidance Computer, and the hack that saved Apollo 14," 30 Jan. 2020 The missile, a Mark 1, Mod 1, has a manual inertial guidance system, a mobile launcher with a one-sling power velocity on takeoff, and considerable pucker power on impact. David Grossman, Popular Mechanics, "That Time a CIA Spyplane Had to Dodge a Spear During the Cold War," 14 Jan. 2019 More generally, the use of gyros has blossomed into the field of inertial guidance. Frank Wilczek, WSJ, "Gyroscopes, Pulsars and the Power of Spin," 13 Sep. 2018

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'inertial guidance.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

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First Known Use of inertial guidance

circa 1948, in the meaning defined above

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Time Traveler for inertial guidance

Time Traveler

The first known use of inertial guidance was circa 1948

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Cite this Entry

“Inertial guidance.” Dictionary, Merriam-Webster, Accessed 25 Oct. 2020.

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