inertial
Americanadjective
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relating to or characterized by inertia or inactivity.
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Physics. of or relating to the Newtonian property of matter, according to which matter remains at rest or in motion in a straight line until acted upon by an external force.
Example Sentences
Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.
Kinsella expects these initiatives to draw attention to Infleqtion’s inertial sensing business, particularly its new Quantum Spectrum product line, which is designed to replace traditional antennas and analog receivers with atom-based radio frequency hardware.
From Barron's • May 20, 2026
For instance, inertial navigation systems—used to calculate a position, orientation and speed of an object—were initially developed for rockets.
From The Wall Street Journal • Mar. 30, 2026
The guidance system also includes inertial navigation; future models are planned to have seeker modes for hitting moving targets.
From The Wall Street Journal • Mar. 19, 2026
These so-called inertial navigation units, which range from the size of a matchbox to that of a Kleenex box, can be made for use in the air, on land, underground or underwater.
From The Wall Street Journal • Mar. 18, 2026
She walked backward for several steps, her movement inertial, tipsy, and then disappeared down the telescoping tunnel.
From "Native Speaker" by Chang-rae Lee
Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023
Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.
