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cipher

## cipher

5  definitions  found

From  Webster's  Revised  Unabridged  Dictionary  (1913)  [web1913]:

Cipher  \Ci"pher\,  v.  i.  [imp.  &  p.  p.  {Ciphered};  p.  pr  &  vb
n.  {Ciphering}.]
To  use  figures  in  a  mathematical  process;  to  do  sums  in
arithmetic.

``T  was  certain  he  could  write  and  cipher  too
--Goldsmith.

From  Webster's  Revised  Unabridged  Dictionary  (1913)  [web1913]:

Cipher  \Ci"pher\,  v.  t.
1.  To  write  in  occult  characters.

His  notes  he  ciphered  with  Greek  characters.
--Hayward.

2.  To  get  by  ciphering;  as  to  cipher  out  the  answer.

3.  To  decipher.  [Obs.]  --Shak.

4.  To  designate  by  characters.  [Obs.]  --Shak.

From  Webster's  Revised  Unabridged  Dictionary  (1913)  [web1913]:

Cipher  \Ci"pher\,  n.  [OF.  cifre  zero,  F.  Chiffre  figure  (cf.  Sp
cifra,  LL  cifra),  fr  Ar  [,c]ifrun,  [,c]afrun,  empty,
cipher,  zero,  fr  [,c]afira  to  be  empty.  Cf  {Zero}.]
1.  (Arith.)  A  character  [0]  which  standing  by  itself
expresses  nothing,  but  when  placed  at  the  right  hand  of  a
whole  number,  increases  its  value  tenfold.

2.  One  who  or  that  which  has  no  weight  or  influence.

Here  he  was  a  mere  cipher.  --W.  Irving.

3.  A  character  in  general,  as  a  figure  or  letter.  [Obs.]

This  wisdom  began  to  be  written  in  ciphers  and
characters  and  letters  bearing  the  forms  of
creatures.  --Sir  W.
Raleigh.

4.  A  combination  or  interweaving  of  letters,  as  the  initials
of  a  name  a  device;  a  monogram;  as  a  painter's  cipher,
an  engraver's  cipher,  etc  The  cut  represents  the  initials
N.  W.

5.  A  private  alphabet,  system  of  characters,  or  other  mode  of
writing,  contrived  for  the  safe  transmission  of  secrets;
also  a  writing  in  such  characters.

His  father  .  .  .  engaged  him  when  he  was  very  young
to  write  all  his  letters  to  England  in  cipher.  --Bp.
Burnet.

{Cipher  key},  a  key  to  assist  in  reading  writings  in  cipher.

From  Webster's  Revised  Unabridged  Dictionary  (1913)  [web1913]:

Cipher  \Ci"pher\,  a.
Of  the  nature  of  a  cipher;  of  no  weight  or  influence.
``Twelve  cipher  bishops.''  --Milton.

From  WordNet  r  1.6  [wn]:

cipher
n  1:  a  message  written  in  a  secret  code  [syn:  {cypher}]
2:  a  mathematical  element  that  when  added  to  another  number
yields  the  same  number  [syn:  {zero},  {0},  {nought},  {cypher}]
3:  a  quantity  of  no  importance;  "it  looked  like  nothing  I  had
ever  seen  before";  "reduced  to  nil  all  the  work  we  had
done";  "we  racked  up  a  pathetic  goose  egg";  "it  was  all
for  naught";  "I  didn't  hear  zilch  about  it"  [syn:  {nothing},
{nil},  {nix},  {nada},  {aught},  {cypher},  {goose  egg},  {naught},
{zero},  {zilch},  {zip}]
4:  a  person  of  no  influence  [syn:  {cypher},  {nobody},  {nonentity}]
5:  a  secret  method  of  writing  [syn:  {cypher},  {cryptograph},  {secret
code}]
v  1:  convert  ordinary  language  into  code;  "We  should  encode  the
message  for  security  reasons"  [syn:  {encode},  {code},  {encipher},
{cypher},  {encrypt},  {inscribe},  {write  in  code}]  [ant:
{decode}]
2:  make  a  mathematical  calculation  or  computation  [syn:  {calculate},
{cypher},  {compute},  {reckon},  {figure}]