[ er-er ]
/ ˈɛr ər /
a deviation from accuracy or correctness; a mistake, as in action or speech: His speech contained several factual errors.
belief in something untrue; the holding of mistaken opinions.
the condition of believing what is not true: in error about the date.
a moral offense; wrongdoing; sin.
Baseball. a misplay that enables a base runner to reach base safely or advance a base, or a batter to have a turn at bat prolonged, as the dropping of a ball batted in the air, the fumbling of a batted or thrown ball, or the throwing of a wild ball, but not including a passed ball or wild pitch.
Mathematics. the difference between the observed or approximately determined value and the true value of a quantity.
Origin of error
Related formser·ror·less, adjectiveer·ror·less·ly, adverb
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019
British Dictionary definitions for errorlessly
/ (ˈɛrə) /
a mistake or inaccuracy, as in action or speecha typing error
an incorrect belief or wrong judgment
the condition of deviating from accuracy or correctness, as in belief, action, or speechhe was in error about the train times
deviation from a moral standard; wrongdoinghe saw the error of his ways
maths statistics a measure of the difference between some quantity and an approximation to or estimate of it, often expressed as a percentagean error of 5%
Derived Formserror-free, adjective
Word Origin for error
C13: from Latin, from errāre to err
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
Medicine definitions for errorlessly
[ ĕr′ər ]
A defect or insufficiency in structure or function.
An act, assertion, or decision, especially one made in testing a hypothesis, that unintentionally deviates from what is correct, right, or true.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
Idioms and Phrases with errorlessly
see comedy of errors; trial and error.
The American Heritage® Idioms Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.