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keyhole

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keyhole


  2  definitions  found 
 
  From  Webster's  Revised  Unabridged  Dictionary  (1913)  [web1913]: 
 
  Keyhole  \Key"hole`\,  n. 
  1.  A  hole  or  apertupe  in  a  door  or  lock,  for  receiving  a  key. 
 
  2. 
  a  (Carp.)  A  hole  or  excavation  in  beams  intended  to  be 
  joined  together,  to  receive  the  key  which  fastens 
  them 
  b  (Mach.)  a  mortise  for  a  key  or  cotter. 
 
  {Keyhole  limpet}  (Zo["o]l.),  a  marine  gastropod  of  the  genus 
  Fissurella  and  allied  genera.  See  {Fissurella}. 
 
  {Keyhole  saw},  a  narrow,  slender  saw,  used  in  cutting 
  keyholes,  etc.,  as  in  doors;  a  kind  of  compass  saw  or  fret 
  saw. 
 
  {Keyhole  urchin}  (Zo["o]l.),  any  one  of  numerous  clypeastroid 
  sea  urchins,  of  the  genera  {Melitta},  {Rotula},  and 
  {Encope};  --  so  called  because  they  have  one  or  more 
  perforations  resembling  keyholes. 
 
  From  WordNet  r  1.6  [wn]: 
 
  keyhole 
  n  :  the  hole  where  a  key  is  inserted 




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