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adjective

inertial

ih-NUR-shuhl
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Inertial (adjective) means relating to or based on inertia. Example: “Submarines use inertial navigation systems that don't rely on satellites.”

adjective
1
Relating to or based on inertia.
"Submarines use inertial navigation systems that don't rely on satellites."
"The rocket's guidance depends on inertial sensors tracking acceleration."

How to use inertial

Learner’s notes

In plain EnglishDescribing something to do with inertia, as in the science or engineering sense.

Common pairings
inertial navigation inertial guidance inertial frame
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Submarines use _____ navigation systems that don't rely on satellites.

Etymology

From inertia + the adjective-forming suffix -al.

Rhymes for inertial

See all rhymes for inertial →

Frequently asked questions

What does “inertial” mean?
The word “inertial” means relating to or based on inertia. In plain terms, describing something to do with inertia, as in the science or engineering sense.
How do you pronounce “inertial”?
“Inertial” is pronounced ih-NUR-shuhl (/ɪˈnɝ.ʃəl/ in IPA).
How do you use “inertial” in a sentence?
Here is “inertial” used in a sentence: “Submarines use inertial navigation systems that don't rely on satellites.”
What part of speech is “inertial”?
“Inertial” is an adjective.