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maxillamore about maxilla

maxilla


  2  definitions  found 
 
  From  Webster's  Revised  Unabridged  Dictionary  (1913)  [web1913]: 
 
  Maxilla  \Max*il"la\,  n.;  pl  {Maxill[ae]}.  [L.,  dim.  of  mala 
  jaw,  jawbone.] 
  1.  (Anat.) 
  a  The  bone  of  either  the  upper  or  the  under  jaw. 
  b  The  bone,  or  principal  bone,  of  the  upper  jaw,  the 
  bone  of  the  lower  jaw  being  the  mandible.  [Now 
  commonly  used  in  this  restricted  sense.] 
 
  2.  (Zo["o]l.)  One  of  the  lower  or  outer  jaws  of  arthropods. 
 
  Note:  There  are  usually  two  pairs  in  Crustacea  and  one  pair 
  in  insects.  In  certain  insects  they  are  not  used  as 
  jaws,  but  may  form  suctorial  organs.  See  Illust.  under 
  {Lepidoptera},  and  {Diptera}. 
 
  From  WordNet  r  1.6  [wn]: 
 
  maxilla 
  n  :  the  upper  jawbone  in  vertebrates  ;  it  is  fused  to  the 
  cranium  [syn:  {upper  jaw},  {upper  jawbone}] 




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