PV may refer to: Places Paceville, Malta Puerto Vallarta, Mexico Postal village, a settlement that has a post office United States Palos Verdes Peninsula, California Prescott Valley, Arizona Prairie Village, Kansas Politics Partido Verde (disambiguation), several political parties Peoples Voice, a political party in Singapore Preferential voting (disambiguation), a category of electoral systems Science and technology Photovoltaics, a technology for converting sunlight into electricity Potential vorticity, in fluid dynamics Presta valve, one of the two common tire valves Process variable, in control systems Programmed visibility, of traffic signals Biology and medicine Parvalbumin, a calcium-binding albumin protein Pathovar, a bacterial strain or set of strains with the same or similar characteristics Pemphigus vulgaris, a chronic blistering skin disease Per vaginam, through/via the vagina Periventricular nucleus, of the hypothalamus Pharmacovigilance, a science of pharmaceutical products Poliovirus, the causative agent of polio Polycythemia vera, a condition in which there is an increase in the number of red blood cells in the body Pyrovalerone, a stimulant drug Chemistry Pressure and volume, for example in the ideal gas equation (PV=nRT) Protecting group, as Pv, Pivaloyl Peroxide value Perovskite (Pv), a mineral Computing Page view, a metric in web analytics Semaphore (programming), from P and V operations in semaphores restricting processes in a shared environment Paravirtualization, a technique for the virtualization of guest operating systems in virtual machines Mathematics Principal value, a single-valued function in complex analysis Principal variation, the sequence of moves in a game tree currently believed to represent best play; see Variation (game tree) Cauchy principal value, a method for assigning values to certain improper integrals which would otherwise be undefined Pisot–Vijayaraghavan number (PV-number), a real algebraic integer Transportation Pallavaram railway station, Chennai, Tamil Nadu, India (Southern Railway station code) Pasažieru vilciens, a Latvian passenger-carrying railway company PV-1 Ventura, a World War II-era bomber and patrol aircraft PAN Air (IATA airline designator) Volvo PV, an automobile Other uses Personal vaporizer or electronic cigarette P. V. Narasimha Rao (1921–2004), former Prime Minister of India, known as PV Point of view (literature) Port Vale F.C., an English football club Powerviolence, a subgenre of hardcore punk music Prairie Vista Elementary School, Indiana, US Present value, of money Promotional video (disambiguation) See also Methylenedioxypyrovalerone (MDPV), a chemical alpha-Pyrrolidinopentiophenone (a-PVP), a chemical Pee Vee (disambiguation) Peavey (disambiguation)