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concave

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concave


  4  definitions  found 
 
  From  Webster's  Revised  Unabridged  Dictionary  (1913)  [web1913]: 
 
  Concave  \Con"cave\  (k[o^][ng]*k[=a]*v"  or  k[o^]n"-;  277),  a.  [L. 
  concavus;  con-  +  cavus  hollow:  cf  F.  concave.  See  {Cave}  a 
  hollow.] 
  1.  Hollow  and  curved  or  rounded;  vaulted;  --  said  of  the 
  interior  of  a  curved  surface  or  line  as  of  the  curve  of 
  the  of  the  inner  surface  of  an  eggshell,  in  opposition  to 
  {convex};  as  a  concave  mirror;  the  concave  arch  of  the 
  sky. 
 
  2.  Hollow;  void  of  contents.  [R.] 
 
  As  concave  .  .  .  as  a  worm-eaten  nut.  --Shak. 
 
  From  Webster's  Revised  Unabridged  Dictionary  (1913)  [web1913]: 
 
  Concave  \Con"cave\,  n.  [L.  concavum.] 
  1.  A  hollow;  an  arched  vault;  a  cavity;  a  recess. 
 
  Up  to  the  fiery  concave  towering  hight.  --Milton. 
 
  2.  (Mech.)  A  curved  sheath  or  breasting  for  a  revolving 
  cylinder  or  roll. 
 
  From  Webster's  Revised  Unabridged  Dictionary  (1913)  [web1913]: 
 
  Concave  \Con"cave\,  v.  t.  [imp.  &  p.  p.  {concaved};  p.  pr  &  vb 
  n.  {Concaving}.] 
  To  make  hollow  or  concave. 
 
  From  WordNet  r  1.6  [wn]: 
 
  concave 
  adj  :  curving  inward  [ant:  {convex}] 




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