[ uh-ber-uhnt, ab-er- ]
See synonyms for: aberrantaberrantsaberranceaberrancy on Thesaurus.com

  1. departing from the right, normal, or usual course.

  2. deviating from the ordinary, usual, or normal type; exceptional; abnormal.

  1. an aberrant person, thing, group, etc.

Origin of aberrant

First recorded in 1820–30, aberrant is from the Latin word aberrant- (stem of aberrāns, present participle of aberrāre to deviate). See ab-, errant

Other words for aberrant

Other words from aberrant

  • ab·er·rance, ab·er·ran·cy, noun
  • ab·er·rant·ly, adverb

Words that may be confused with aberrant

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2024

British Dictionary definitions for aberrant


/ (æˈbɛrənt) /

  1. deviating from the normal or usual type, as certain animals from the group in which they are classified

  2. behaving in an abnormal or untypical way

  1. deviating from truth, morality, etc

Origin of aberrant

rare before c19: from the present participle of Latin aberrāre to wander away

Derived forms of aberrant

  • aberrance or aberrancy, 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