- reply (v.)
- late 14c., from Old French replier "to reply, turn back," from Latin replicare "to reply, repeat," literally "fold back," from re- "back, again" + plicare "to fold" (see ply (v.1)). Modern French répliquer is directly from Late Latin. Related: Replied; replying.
- reply (n.)
- 1550s, from reply (v.).