from Wiktionary, Creative Commons Attribution/Share-Alike License
- n. One who, or that which, replies.
from the GNU version of the Collaborative International Dictionary of English
- n. One who replies.
from The Century Dictionary and Cyclopedia
- n. One who replies or answers; one who makes a reply; specifically, in school disputations, one who makes a return to an answer; a respondent.
to reply + -er. (Wiktionary)