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discoid

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discoid


  3  definitions  found 
 
  From  Webster's  Revised  Unabridged  Dictionary  (1913)  [web1913]: 
 
  Discoid  \Dis"coid\,  a.  [Gr.  ?  quoit-shaped,  ?  a  round  plate, 
  quoit  +  ?  form  shape:  cf  F.  disco["i]de.  See  {Disk}.] 
  Having  the  form  of  a  disk,  as  those  univalve  shells  which 
  have  the  whorls  in  one  plane,  so  as  to  form  a  disk,  as  the 
  pearly  nautilus. 
 
  {Discoid  flower}  (Bot.),  a  compound  flower,  consisting  of 
  tubular  florets  only,  as  a  tansy,  lacking  the  rays  which 
  are  seen  in  the  daisy  and  sunflower. 
 
  From  Webster's  Revised  Unabridged  Dictionary  (1913)  [web1913]: 
 
  Discoid  \Dis"coid\,  n. 
  Anything  having  the  form  of  a  discus  or  disk;  particularly,  a 
  discoid  shell. 
 
  From  WordNet  r  1.6  [wn]: 
 
  discoid 
  adj  :  having  a  flat  circular  shape  [syn:  {discoidal},  {disklike}] 




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