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inertia

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inertia


  2  definitions  found 
 
  From  Webster's  Revised  Unabridged  Dictionary  (1913)  [web1913]: 
 
  Inertia  \In*er"ti*a\,  n.  [L.,  idleness,  fr  iners  idle.  See 
  {Inert}.] 
  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 
  inerti[ae]}. 
 
  2.  Inertness;  indisposition  to  motion,  exertion,  or  action 
  want  of  energy;  sluggishness. 
 
  Men  .  .  .  have  immense  irresolution  and  inertia. 
  --Carlyle. 
 
  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}. 
 
  From  WordNet  r  1.6  [wn]: 
 
  inertia 
  n  1:  a  disposition  to  remain  inactive  or  inert;  "he  had  to 
  overcome  his  inertia  and  get  back  to  work"  [syn:  {inactiveness}, 
  {inactivity}]  [ant:  {activeness}] 
  2:  (physics)  the  tendency  of  a  body  to  maintain  is  state  of 
  rest  or  uniform  motion  unless  acted  upon  by  an  external 
  force 




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