WordReference Random House Unabridged Dictionary of American English © 2026
chap•trel
(chap′trəl),USA pronunciation n. [Archit.]
- Architecturea capital, as on a pilaster or vaulting shaft, engaged in masonry on one or more sides.
- Architecturea small capital.
- Latin -ellum diminutive suffix
- chapter + -el 1670–80