bell pepper

American Heritage® Dictionary of the English Language, Fourth Edition

1. n. A variety of sweet pepper widely cultivated for its edible fruit.
2. n. The large, crisp, bell-shaped red, yellow, or green fruit of this plant.

Century Dictionary and Cyclopedia

1. n. The fruit of Capsicum grossum, much used for pickling and as a vegetable; Guinea pepper.

Wiktionary

1. n. Capsicum annuum: an edible spicy-sweet fruit, indigenous to the New World.

GNU Webster's 1913

1. A species of Capsicum, or Guinea pepper (Capsicum annuum). It is the red pepper of the gardens.

WordNet 3.0

1. n. plant bearing large mild thick-walled usually bell-shaped fruits; the principal salad peppers
2. n. large bell-shaped sweet pepper in green or red or yellow or orange or black varieties