[1] : WordNet (r) 2.0

typographical error
     n : a mistake in printed matter resulting from mechanical
         failures of some kind syn: misprint, erratum, typo,
          literal error, literal
see also:
misprint erratum typo literal error literal 

[2] : Moby Thesaurus II by Grady Ward, 1.0

26 moby thesaurus words for "typographical error":
   clerical error, corrigendum, erratum, error, failure, fault, faute,
   human error, misapprehension, miscalculation, miscarriage,
   misconception, miscount, misdeal, misidentification, misjudgment,
   misplay, misprint, misquotation, misreport, miss, misstatement,
   mistake, misunderstanding, misuse, typo

[3] : The Free On-line Dictionary of Computing (27 SEP 03)

typographical error
     
        typo an error while inputting text via keyboard, made
        despite the fact that the user knows exactly what to type in.
        this usually results from the operator's inexperience at
        keyboarding, rushing, not paying attention, or carelessness.
     
        compare: mouso, thinko.
     
        1996-04-20
     
     
see also:
mouso thinko 

Typographical >> T Words
Typographical, definition of term: Typographical
typographical_pag1.html

Error >> E Words
Error, definition of term: Error
error_pag1.html

Writ Of Error >> W Words
Writ Of Error, definition of term: Writ Of Error
writ+of+error_pag1.html

Trial And Error >> T Words
Trial And Error, definition of term: Trial And Error
trial+and+error_pag1.html