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Meaning of INERTIA

Pronunciation:  in'urshu

WordNet Dictionary
  1. [n]  a disposition to remain inactive or inert; "he had to overcome his inertia and get back to work"
  2. [n]  (physics) the tendency of a body to maintain is state of rest or uniform motion unless acted upon by an external force

INERTIA is a 7 letter word that starts with I.


 Synonyms: inactiveness, inactivity
 Antonyms: activeness, activity
 See Also: indolence, languor, laziness, lethargy, mechanical phenomenon, moment of inertia, passiveness, passivity, phlegm, restfulness, sluggishness, trait



Webster's 1913 Dictionary
\In*er"ti*a\, n. [L., idleness, fr. iners idle. See
1. (Physics) That property of matter by which it tends when
   at rest to remain so, and when in motion to continue in
   motion, and in the same straight line or direction, unless
   acted on by some external force; -- sometimes called {vis

2. Inertness; indisposition to motion, exertion, or action;
   want of energy; sluggishness.

         Men . . . have immense irresolution and inertia.

3. (Med.) Want of activity; sluggishness; -- said especially
   of the uterus, when, in labor, its contractions have
   nearly or wholly ceased.

{Center of inertia}. (Mech.) See under {Center}.

Thesaurus Terms
 Related Terms: a wise passiveness, abeyance, apathy, catalepsy, catatonia, cautiousness, circumspection, contemplation, contemplative life, creeping, deadliness, deathliness, deliberateness, deliberation, dilatoriness, do-nothing policy, do-nothingism, do-nothingness, dormancy, drawl, dullness, entropy, ergophobia, faineancy, faineantise, firmness, foot-dragging, hibernation, hoboism, idleness, immobility, immobilization, immovability, immovableness, inaction, inactiveness, inactivity, indifference, indolence, inertness, inexertion, inextricability, inflexibility, irremovability, just being, laggardness, laissez-aller, laissez-faire, laissez-faireism, languor, lassitude, latency, laziness, leisureliness, lentitude, lentor, listlessness, lotus-eating, lull, meditation, mere existence, mere tropism, motionlessness, neutralism, neutrality, neutralness, noninvolvement, nonparticipation, nonresistance, nonviolence, nonviolent resistance, pacifism, paralysis, passive resistance, passive self-annihilation, passiveness, passivism, passivity, pokiness, policy, procrastination, quiescence, quietism, reluctance, remissness, rigidity, shiftlessness, slackness, sloth, slothfulness, slowness, sluggardy, sluggishness, solidity, spring fever, stagnancy, stagnation, standpattism, stasis, suspense, suspension, tentativeness, torpor, underactivity, unmovability, unyieldingness, vagrancy, vegetation, vis inertiae, vita contemplativa, waiting game, watching and waiting