sweet pepper

noun
1.
a variety of pepper, Capsicum annuum grossum, having a mild-flavored, bell-shaped or somewhat oblong fruit.
2.
the fruit itself, used as a vegetable.
Also called bell pepper.
Origin
1830-40
British Dictionary definitions for sweet pepper

sweet pepper

noun
1.
a pepper plant, Capsicum frutescens grossum, with large bell-shaped fruits that are eaten unripe (green pepper) or ripe (red pepper)
2.
the fruit of this plant