WordReference Random House Unabridged Dictionary of American English © 2025
ap•pel•lor
(ə pel′ôr, ap′ə lôr′),USA pronunciation n. [Brit. Law.]
- Lawa person who prosecutes in an appellate proceeding.
- Law[Obs.]a person who accuses another in a criminal appeal.
- Latin appellātor appellant. See appellate, -tor
- Anglo-French, Old French apeleor
- late Middle English apelour 1400–50