| (thermodynamics) a thermodynamic quantity equal to the internal energy of a system plus the product of its volume and pressure | the alphabet evolved by the ancient Romans which serves for writing most of the languages of western Europe |
| the 8th letter of the Roman alphabet | |
| a unit of inductance in which an induced electromotive force of one volt is produced when the current is varied at the rate of one ampere per second | |
| a nonmetallic univalent element that is normally a colorless and odorless highly flammable diatomic gas; the simplest and lightest and most abundant element in the universe | |