inertia

inertia
a) The property of a body that resists any change to its uniform motion; equivalent to its mass.
b) In a person, unwillingness to take action.
See Also: inert, inertness

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  • Inertia — In*er ti*a, n. [L., idleness, fr. iners idle. See {Inert}.] [1913 Webster] 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,… …   The Collaborative International Dictionary of English

  • inertia — in‧er‧tia [ɪˈnɜːʆə ǁ ɜːr ] noun [uncountable] a tendency for a situation to stay the same for a long time: • He believes that suppressed demand after years of inertia will lead to a housing recovery this year. * * * inertia UK US /ɪˈnɜːʃə/ noun… …   Financial and business terms

  • inertia — 1713, introduced as a term in physics 17c. by German astronomer and physician Johann Kepler (1571 1630), from L. inertia unskillfulness, idleness, from iners (gen. inertis) unskilled, inactive; see INERT (Cf. inert). Used in Modern Latin by… …   Etymology dictionary

  • Inertĭa — (lat.), 1) Trägheit, Faulheit; 2) Unvermögen, entweder eines Organs, bes. wegen Erschlaffung u. Reizlosigkeit, als auch einer Flüssigkeit, des lebenden Körpers, wegen Mangels an gehöriger Mischung …   Pierer's Universal-Lexikon

  • Inertĭa — (lat.), Trägheit, Beharrungsvermögen …   Meyers Großes Konversations-Lexikon

  • inertia — I noun apathy, dormancy, dullness, firmness, immobility, immobilization, immovability, inability to act, inaction, inactivity, indecision, indisposition to move, indolence, inertness, inexcitability, irresolution, lack of activity, lack of motion …   Law dictionary

  • inertia — [n] disinclination to move; lifelessness apathy, deadness, drowsiness, dullness, idleness, immobility, immobilization, inactivity, indolence, languor, lassitude, laziness, lethargy, listlessness, oscitancy, paralysis, passivity, sloth,… …   New thesaurus

  • inertia — ► NOUN 1) a tendency to do nothing or to remain unchanged. 2) Physics a property of matter by which it continues in its existing state of rest or uniform motion in a straight line, unless changed by an external force. DERIVATIVES inertial… …   English terms dictionary

  • inertia — [in ʉr′shə, in ʉr′shē ə] n. [L, lack of art or skill, ignorance < iners: see INERT] 1. Physics the tendency of matter to remain at rest if at rest, or, if moving, to keep moving in the same direction, unless affected by some outside force 2. a …   English World dictionary

  • Inertia — In common usage, however, people may also use the term inertia to refer to an object s amount of resistance to change in velocity (which is quantified by its mass), and sometimes its momentum, depending on context (e.g. this object has a lot of… …   Wikipedia

  • inertia — inertial, adj. /in err sheuh, i nerr /, n. 1. inertness, esp. with regard to effort, motion, action, and the like; inactivity; sluggishness. 2. Physics. a. the property of matter by which it retains its state of rest or its velocity along a… …   Universalium

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