Definitions

from The American Heritage® Dictionary of the English Language, 4th Edition

  • transitive v. To make amends or reparation for; atone: expiate one's sins by acts of penance.
  • intransitive v. To make amends; atone.

from Wiktionary, Creative Commons Attribution/Share-Alike License

  • v. To atone or make reparation for.
  • v. To make amends or pay the penalty for.
  • v. To relieve or cleanse of guilt.

from the GNU version of the Collaborative International Dictionary of English

  • transitive v. To extinguish the guilt of by sufferance of penalty or some equivalent; to make complete satisfaction for; to atone for; to make amends for; to make expiation for.
  • transitive v. To purify with sacred rites.
  • adj. Terminated.

from The Century Dictionary and Cyclopedia

  • To atone for; make satisfaction or reparation for; remove or endeavor to remove the moral guilt of (a crime or evil act), or counteract its evil effects, by suffering a penalty or doing some counterbalancing good.
  • To avert by certain observances.
  • Expired.

from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.

  • v. make amends for

Etymologies

Latin expiāre, expiāt- : ex-, intensive pref.; see ex- + piāre, to atone (from pius, devout).
(American Heritage® Dictionary of the English Language, Fourth Edition)
From Latin expiatum, past participle of expiō ("atone for"). (Wiktionary)

Examples

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