Defn: One who makes atonement.

ATONES
At*ones, adv.

Defn: Etym: [See At one.] [Obs.]
Down he fell atones as a stone. Chaucer.

ATONIC
A*ton"ic, a. Etym: [Cf. F. atonique. See Atony.]

1. (Med.)

Defn: Characterized by atony, or want of vital energy; as, an atonic disease.

2. (Gram.)

Defn: Unaccented; as, an atonic syllable.

3. Destitute of tone vocality; surd. Rush.

ATONIC
A*ton"ic, n.