[in-er-uh nt, -ur-] /ɪnˈɛr ənt, -ˈɜr-/
free from error; infallible.
1650s, in reference to “fixed” stars (as opposed to “wandering” planets), from Latin inerrantem (nominative inerrans) “not wandering,” from in- “not, opposite of” (see in- (1)) + errans, present participle of errare “to err” (see err).
[in-i-rat-ik] /ˌɪn ɪˈræt ɪk/ adjective 1. not or wandering; fixed: an inerratic star.
[in-urt, ih-nurt] /ɪnˈɜrt, ɪˈnɜrt/ adjective 1. having no inherent power of action, motion, or resistance (opposed to ): inert matter. 2. Chemistry. having little or no ability to react, as nitrogen that occurs uncombined in the atmosphere. 3. Pharmacology. having no pharmacological action, as the excipient of a pill. 4. inactive or sluggish by habit […]
[in-ur-tns, ih-nur-] /ɪnˈɜr tns, ɪˈnɜr-/ noun, Acoustics. 1. the effect of inertia in an acoustic system, an impeding of the transmission of sound through the system.
noun, Chemistry. 1. . noun 1. Also called noble gas, rare gas, argonon. any of the unreactive gaseous elements helium, neon, argon, krypton, xenon, and radon 2. (loosely) any gas, such as carbon dioxide, that is nonoxidizing inert gas n. See noble gas. inert gas See noble gas.