Dictionary.com
definitions
  • synonyms

careless

[kair-lis]
See more synonyms for careless on Thesaurus.com
adjective
  1. not paying enough attention to what one does: a careless typist.
  2. not exact, accurate, or thorough: careless work.
  3. done or said heedlessly or negligently; unconsidered: a careless remark.
  4. not caring or troubling; having no care or concern; unconcerned (usually followed by of, about, or in): careless of the rights of others; careless about one's behavior; careless in speech.
  5. possessed or caused without effort or art; unstudied: careless beauty.
  6. Archaic. free from anxiety.
Show More

Origin of careless

before 1000; Middle English; Old English carlēas. See care, -less
Related formscare·less·ly, adverbcare·less·ness, nouno·ver·care·less, adjectiveo·ver·care·less·ly, adverbo·ver·care·less·ness, noun

Synonyms

See more synonyms for careless on Thesaurus.com
1. inattentive, incautious, unwary, indiscreet, reckless. 2. inaccurate, negligent. 3. unthoughtful, unmindful. 4. thoughtless, forgetful; inconsiderate.

Antonyms

1–4. careful.
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Examples from the Web for carelessness

Contemporary Examples

Historical Examples


British Dictionary definitions for carelessness

careless

adjective
  1. done with or acting with insufficient attention; negligent
  2. (often foll by in, of, or about) unconcerned in attitude or action; heedless; indifferent (to)she's very careless about her clothes
  3. (usually prenominal) carefree
  4. (usually prenominal) unstudied; artlessan impression of careless elegance
Show More
Derived Formscarelessly, adverbcarelessness, noun
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

Word Origin and History for carelessness

n.

Old English carleasnes; see careless + -ness.

Show More

careless

adj.

Old English carleas "free from anxiety; unconcerned," from care (n.) + -less; a compound probably from Proto-Germanic. Original senses extinct by mid-17c.; main modern meaning "not paying attention, inattentive, not taking due care" is first recorded 1560s (in carelessly).

Show More
Online Etymology Dictionary, © 2010 Douglas Harper