<p><strong>Verb (used without object)</strong></p><ul><li>to make amends or reparation, as for an offense or a crime, or for an offender (usually followed by for): to atone for one's sins</li><li>to make up, as for errors or deficiencies (usually followed by for): to atone for one's failings</li><li>Obsolete: to become reconciled; agree</li></ul><p><strong>Verb (used with object)</strong></p><ul><li>to make amends for; expiate: He atoned his sins</li><li>Obsolete: to bring into unity, harmony, concord, etc.</li></ul>