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latchmore about latch

latch


  6  definitions  found 
 
  From  Webster's  Revised  Unabridged  Dictionary  (1913)  [web1913]: 
 
  Latch  \Latch\,  v.  t.  [Cf.  F.  l['e]cher  to  lick  (of  German 
  origin).  Cf  {Lick}.] 
  To  smear;  to  anoint.  [Obs.]  --Shak. 
 
  From  Webster's  Revised  Unabridged  Dictionary  (1913)  [web1913]: 
 
  Latch  \Latch\,  n.  [OE.  lacche,  fr  lacchen  to  seize,  As 
  l[ae]ccan.] 
  1.  That  which  fastens  or  holds  a  lace;  a  snare.  [Obs.] 
  --Rom.  of  R. 
 
  2.  A  movable  piece  which  holds  anything  in  place  by  entering 
  a  notch  or  cavity;  specifically,  the  catch  which  holds  a 
  door  or  gate  when  closed,  though  it  be  not  bolted. 
 
  3.  (Naut.)  A  latching. 
 
  4.  A  crossbow.  [Obs.]  --Wright. 
 
  From  Webster's  Revised  Unabridged  Dictionary  (1913)  [web1913]: 
 
  Latch  \Latch\,  v.  t.  [imp.  &  p.  p.  {Latched};  p.  pr  &  vb  n. 
  {Latching}.]  [OE.  lacchen.  See  {Latch}.  n.] 
  1.  To  catch  so  as  to  hold  [Obs.] 
 
  Those  that  remained  threw  darts  at  our  men,  and 
  latching  our  darts,  sent  them  again  at  us 
  --Golding. 
 
  2.  To  catch  or  fasten  by  means  of  a  latch. 
 
  The  door  was  only  latched.  --Locke. 
 
  From  Webster's  Revised  Unabridged  Dictionary  (1913)  [web1913]: 
 
  Latching  \Latch"ing\,  n.  (Naut.) 
  A  loop  or  eye  formed  on  the  head  rope  of  a  bonnet,  by  which 
  it  is  attached  to  the  foot  of  a  sail;  --  called  also  {latch} 
  and  {lasket}.  [Usually  in  pl.] 
 
  From  WordNet  r  1.6  [wn]: 
 
  latch 
  n  1:  a  spring-loaded  doorlock  that  can  only  be  opened  from  the 
  outside  with  a  key 
  2:  a  fastening  for  a  door  or  gate:  a  bar  that  can  be  lowered  or 
  slid  into  a  groove 
  v  :  fasten  with  a  latch 
 
  From  The  Free  On-line  Dictionary  of  Computing  (13  Mar  01)  [foldoc]: 
 
  latch 
 
  A  digital  logic  circuit  used  to  store  one  or  more  bits.  A 
  latch  has  a  data  input,  a  clock  input  and  an  output.  When  the 
  clock  input  is  active,  data  on  the  input  is  latched"  or 
  stored  and  transfered  to  the  output  either  immediately  or  when 
  the  clock  input  goes  inactive.  The  output  will  then  retain 
  its  value  until  the  clock  goes  active  again 
 
  See  also  {flip-flop}. 
 
  (1995-02-03) 
 
 




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