error

n. mistake, something that is incorrect

Error refers to a difference between actual behavior or measurement and the norms or expectations for the behavior or measurement. The concrete meaning of the Latin word error means "wandering" or "straying", although the metaphorical meaning "mistake, misapprehension" is more common.
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Noun
1. a wrong action attributable to bad judgment or ignorance or inattention; "he made a bad mistake"; "she was quick to point out my errors"; "I could understand his English in spite of his grammatical faults"
(synonym) mistake, fault
(hypernym) nonaccomplishment, nonachievement
(hyponym) blot, smear, smirch, spot, stain
(derivation) err, mistake, slip
2. inadvertent incorrectness
(synonym) erroneousness
(hypernym) incorrectness, wrongness
(hyponym) deviation
(derivation) err, mistake, slip
3. a misconception resulting from incorrect information
(synonym) erroneous belief
(hypernym) misconception
4. (baseball) a failure of a defensive player to make an out when normal play would have sufficed
(synonym) misplay
(hypernym) failure
(classification) baseball, baseball game, ball
5. departure from what is ethically acceptable
(synonym) wrongdoing
(hypernym) evil, evilness
6. (computer science) the occurrence of an incorrect result produced by a computer
(synonym) computer error
(hypernym) happening, occurrence, natural event
(hyponym) hardware error
(classification) computer science, computing
7. part of a statement that is not correct; "the book was full of errors"
(synonym) mistake
(hypernym) misstatement
(hyponym) corrigendum

n. error, mistake; bug, programming error which causes a malfunction (Computers); miss, failure to hit something; fault, wrong; fallacy; misdeed; misunderstanding; inadvertence

(n.)
The difference between the observed value of a quantity and that which is taken or computed to be the true value; -- sometimes called residual error.
  

(n.)
The difference between the approximate result and the true result; -- used particularly in the rule of double position.
  

(n.)
The difference between an observed value and the true value of a quantity.
  

(n.)
A wandering; a roving or irregular course.
  

(n.)
A wandering or deviation from the right course or standard; irregularity; mistake; inaccuracy; something made wrong or left wrong; as, an error in writing or in printing; a clerical error.
  

(n.)
A moral offense; violation of duty; a sin or transgression; iniquity; fault.
  

(n.)
A mistake in the proceedings of a court of record in matters of law or of fact.
  

(n.)
A fault of a player of the side in the field which results in failure to put out a player on the other side, or gives him an unearned base.
  

(n.)
A departing or deviation from the truth; falsity; false notion; wrong opinion; mistake; misapprehension.