solanaceae: large and economically important family of herbs or shrubs or trees often strongly scented and sometimes narcotic or poisonous; includes the genera Solanum, Atropa, Brugmansia, Capsicum, Datura, Hyoscyamus, Lycopersicon, Nicotiana, Petunia, Physalis, and Solandra
joule: a unit of electrical energy equal to the work done when a current of one ampere passes through a resistance of one ohm for one second