ATONE (2)

A‐tone″, v. t. 1. 1. To set at one; to reduce to concord; to reconcile, as parties at variance; to appease.
I would do much To atone them, for the love I bear to Cassio. Shak. 2. 2. To unite in making.
The four elements . . . have atoned A noble league. Ford. 3. 3. To make satisfaction for; to expiate.
Or each atone his guilty love with life. Pope.