2  definitions  found 
 
  From  Webster's  Revised  Unabridged  Dictionary  (1913)  [web1913]: 
 
  Annular  \An"nu*lar\,  a.  [L.  annularis,  fr  annulis  ring:  cf  F. 
  annulaire.] 
  1.  Pertaining  to  or  having  the  form  of  a  ring;  forming  a 
  ring;  ringed;  ring-shaped;  as  annular  fibers. 
 
  2.  Banded  or  marked  with  circles. 
 
  {Annular  eclipse}  (Astron.),  an  eclipse  of  the  sun  in  which 
  the  moon  at  the  middle  of  the  eclipse  conceals  the  central 
  part  of  the  sun's  disk,  leaving  a  complete  ring  of  light 
  around  the  border. 
 
  From  WordNet  r  1.6  [wn]: 
 
  annular 
  adj  :  shaped  like  a  ring  [syn:  {annulate},  {annulated},  {circinate}, 
  {circular},  {ringed},  {ring-shaped}] 

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