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1. Physics The tendency of a body at rest to remain at rest or of a body in straight line motion to stay in motion in a straight line unless acted on by an outside force; the resistance of a body to changes in momentum.
2. Resistance or disinclination to motion, action, or change: an entrenched bureaucracy's inertia.

[Latin, idleness, from iners, inert-, inert; see inert.]

in·er′tial adj.
in·er′tial·ly adv.
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
ThesaurusAntonymsRelated WordsSynonymsLegend:
Adj.1.inertial - of or relating to inertia
Based on WordNet 3.0, Farlex clipart collection. © 2003-2012 Princeton University, Farlex Inc.
References in periodicals archive ?
The "Global High end Inertial Sensors, IMUs INS Market Outlook Industry Analysis Opportunity Evaluation 2018-2027" report has been added to's offering.
It is the first maritime inertial navigation system to move from the existing ring laser technology to Northrop Grumman's new enhanced fiber optic gyro technology (eFOG[TM]).
VELOX enables system designers to replace legacy analog Inertial Systems and Rate Sensors with affordable, high speed digital inertial systems and sensors.
Resilience Capital Partners, an Ohio private equity firm, has announced it has acquired Systron Donner Inertial, a supplier of quartz microelectromechanical systems (QMEMS) used in inertial sensing products, the company said.
Volume one of the two-volume set introduces the global attractor and estimation of Hausdorff and fractal dimensions for some dissipative nonlinear evolution equations in modern physics, explores the existence and smoothness of inertial manifolds, and uses the two-dimensional Navier-Stokes equations as an example to illustrate the variety of approximate inertial manifolds and their error estimation.
KVH Industries (KVHI) and VectorNav Technologies announced that KVH's fiber optic gyro based 1750 IMU and 1775 IMU will now be offered to enhance the operation of VectorNav's VN-210 and VN-310 Tactical Series GNSS-aided inertial navigation systems.
The equipment bay includes 7 major parts such as the skin, upper-end frame, lower-end frame, supporting plate, mounting panel, circular frame, and inertial bracket, as shown in Figure 1.
This is seen as the main driving force for the industrial inertial system.
The Defense Advanced Research Projects Agency recently awarded Honeywell a contract to develop powerful but small inertial navigation tools, said Chris Lund, director of product marketing at Honeywell Aerospace.
What followed led to the development of the first inertial navigation systems.