| Noun | 1. | Eruca - annual to perennial herbs of the Mediterranean regiondilleniid dicot genus - genus of more or less advanced dicotyledonous trees and shrubs and herbs Brassicaceae, Cruciferae, family Brassicaceae, family Cruciferae, mustard family - a large family of plants with four-petaled flowers; includes mustards, cabbages, broccoli, turnips, cresses, and their many relatives arugula, Eruca sativa, Eruca vesicaria sativa, garden rocket, rocket salad, roquette, rocket - erect European annual often grown as a salad crop to be harvested when young and tender |