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torusmore about torus

torus

 

  2  definitions  found 
 
  From  Webster's  Revised  Unabridged  Dictionary  (1913)  [web1913]: 
 
  Torus  \To"rus\,  n.;  pl  {Tori}.  [L.,  a  round,  swelling,  or 
  bulging  place  an  elevation.  Cf  3d  {Tore}.] 
  1.  (Arch.)  A  lage  molding  used  in  the  bases  of  columns.  Its 
  profile  is  semicircular.  See  Illust.  of  {Molding.} 
  --Brande&C. 
 
  2.  (Zo["o]l.)One  of  the  ventral  parapodia  of  tubicolous 
  annelids.  It  usually  has  the  form  of  an  oblong  thickening 
  or  elevation  of  the  integument  with  rows  of  uncini  or 
  hooks  along  the  center.  See  Illust.  under  {Tubicol[ae]}. 
 
  3.  (Bot.)  The  receptacle,  or  part  of  the  flower  on  which  the 
  carpels  stand 
 
  4.  (Geom.)  See  3d  {Tore},  2. 
 
  From  WordNet  r  1.6  [wn]: 
 
  torus 
  n  1:  a  ring-shaped  surface  generated  by  rotating  a  circle  around 
  an  axis  that  does  not  intersect  the  circle  [syn:  {toroid}] 
  2:  commonly  the  lowest  molding  at  the  base  of  a  column  [syn:  {tore}]




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