atone

American Heritage® Dictionary of the English Language, Fourth Edition

1. v. To make amends, as for a sin or fault: These crimes must be atoned for.
2. v. Archaic To agree.
3. v. To expiate.
4. v. Archaic To conciliate; appease: "So heaven, atoned, shall dying Greece restore” ( Alexander Pope).
5. v. Obsolete To reconcile or harmonize.

Century Dictionary and Cyclopedia

1. At one; reconciled.
2. Together; at once.
3. To be at one; agree; be in accordance; accord.
4. To make reparation, amends, or satisfaction, as for an offense or a crime, or for an offender: with for.
5. To make up, as for errors or deficiencies; be a set-off or palliative.
6. To bring into concord; reconcile, as parties at variance.
7. To put in accordance; harmonize.
8. To unite in forming.
9. To conciliate; appease.
10. To expiate; answer or make satisfaction for.

Wiktionary

1. v. To make reparation, compensation, or amends, for an offence or a crime or a sin one has committed.
2. v. proscribed To clear (someone else) of wrongdoing, especially by standing as an equivalent.

GNU Webster's 1913

1. prep. See At one, in the Vocabulary.
2. In concord or friendship; in agreement (with each other). e., to be or bring in or to a state of agreement or reconciliation.
3. Of the same opinion; agreed.
4. obsolete Together.
5. v. obsolete To agree; to be in accordance; to accord.
6. v. To stand as an equivalent; to make reparation, compensation, or amends, for an offense or a crime.
7. v. obsolete To set at one; to reduce to concord; to reconcile, as parties at variance; to appease.
8. v. Obs. & R. To unite in making.
9. v. To make satisfaction for; to expiate.
10. n. in agreement or concord. See At one, in the Vocab.

WordNet 3.0

1. v. turn away from sin or do penitence
2. v. make amends for