customary; usual; habitual: in their accustomed manner.
habituated; acclimated (usually followed by to): accustomed to staying up late; accustomed to the noise of the subway.

Origin of accustomed

late Middle English word dating back to 1400–50; see origin at accustom, -ed2
Related formsac·cus·tomed·ly, adverbac·cus·tomed·ness, nounhalf-ac·cus·tomed, adjectivewell-ac·cus·tomed, adjective

Synonyms for accustomed

1. characteristic, normal, regular. 2. used (to).

Antonyms for accustomed

1. unusual. 2. unused (to). Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for well-accustomed

Historical Examples of well-accustomed

  • They are too steep for any but well-accustomed hands and feet.

    Rivers of Ice

    R.M. Ballantyne

  • Last of all the Master of the House entered with the familiarity of the well-accustomed.

  • The noise of the rifles had not frightened them, because they were well-accustomed to that.

    Three Elephant Power

    Andrew Barton 'Banjo' Paterson

  • And throughout this village were peace and well-accustomed pleasance.

    The Firebrand

    S. R. Crockett

  • With sympathetic and well-accustomed fingers Maisie, as was her custom, softly smoothed and caressed the dark tangle of curls.


    S. R. Crockett

British Dictionary definitions for well-accustomed


adjective (well accustomed when postpositive)

sufficiently used towell accustomed to desert conditions



usual; customary
(postpositive foll by to) used or inured (to)
(postpositive foll by to) in the habit (of)accustomed to walking after meals
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 well-accustomed



late 15c., "made customary, habitual," past participle adjective from accustom (v.).

Online Etymology Dictionary, © 2010 Douglas Harper