any tropical American plant of the solanaceous genus Capsicum, such as C. frutescens, having mild or pungent seeds enclosed in a pod-shaped or bell-shaped fruit
2.
the fruit of any of these plants, used as a vegetable or ground to produce a condiment
[C18: from New Latin, from Latin capsa box, case²]
1664, genus of pepper plants, of unknown origin, said to have been chosen by Fr. botanist Joseph Pitton de Tournefort (16561708) and generally connected with L. capsa "box" (see case (2)).