12-letter words containing t, o, p, u
- perpetuation — to make perpetual.
- perquisition — an intensive and meticulous examination, pursuit, or hunt for something
- pertinacious — holding tenaciously to a purpose, course of action, or opinion; resolute.
- perturbation — the act of perturbing.
- petaliferous — bearing or having petals.
- peterborough — a city in Cambridgeshire, in central England.
- petrobrusian — a member of a 12th-century sect in S France that rejected the Mass, infant baptism, prayers for the dead, sacerdotalism, the veneration of the cross, and the building of churches.
- petrobutanol — butyl alcohol.
- petrol gauge — a gauge that indicates the amount of petrol left in the tank of a vehicle
- phi-function — Euler's phi-function.
- phosphaturia — the presence of an excessive quantity of phosphates in the urine.
- phosphureted — combined with phosphorus, especially in its lowest valence state.
- photo layout — a picture spread. See under spread (def 33).
- photocurrent — an electric current produced by a photoelectric effect.
- photogravure — any of various processes, based on photography, by which an intaglio engraving is formed on a metal plate, from which ink reproductions are made.
- photoinduced — induced by light.
- photoneutron — a neutron emitted from a nucleus during photodisintegration.
- photonuclear — of, relating to, or caused by the collision of high-energy photons with the nucleus of an atom.
- photophilous — of or relating to an organism, as a plant, that is receptive to, seeks, or thrives in light.
- photoproduct — any product which is produced by a chemical reaction that uses light or other electromagnetic radiation to increase energy of particles
- physostomous — having the mouth and air bladder connected by an air duct.
- phytophagous — herbivorous.
- picture book — a book consisting mainly or entirely of pictures, especially one for children who have not yet learned to read.
- picture mold — a molding near a ceiling from which pictures can be suspended.
- picture show — motion picture.
- picturephone — a type of telephone where users can see each other as they talk, through the transmission of video images
- piet-my-vrou — a cuckoo, Notococcyx solitarius, having a red breast
- pilot burner — pilot light (def 1).
- pinturicchio — real name Bernardino di Betto. ?1454–1513, Italian painter of the Umbrian school
- pipe routing — Pipe routing is the planning of pipeline layout, which includes considerations of neatness, economy, and safety.
- pityrosporum — a genus of fungi that live on the skin, esp that of the scalp and face, present in conditions such as dandruff and dermatitis
- plat du jour — the special or featured dish of the day on a restaurant menu.
- platanaceous — relating to the family Platanaceae
- plate armour — armour made of thin metal plates, which superseded mail during the 14th century
- play through — to pass another foursome or group with their permission, while playing a round of golf
- plecopterous — relating to the order Plecoptera or stoneflies
- ploughwright — a person who makes ploughs
- plymouth bay — a small, well-protected bay on the coast of Massachusetts; the first permanent European settlement in New England; founded by the Pilgrim Fathers.
- pneumatocyst — the cavity of a pneumatophore.
- pneumatology — Theology. doctrine concerning the Holy Spirit. the belief in intermediary spirits between humans and God.
- pneumocystis — any protozoan of the genus Pneumocystis, esp P. carinii, which is a cause of pneumonia in people whose immune defences have been lowered by drugs or a disease
- pneumothorax — the presence of air or gas in the pleural cavity.
- pneumotropic — directed toward or having an affinity for lung tissue.
- pocket mouse — any of numerous burrowing rodents, especially of the genus Perognathus, chiefly inhabiting arid regions of the southwestern U.S. and northern Mexico, having fur-lined cheek pouches and a long tail.
- poète maudit — a poet who receives insufficient recognition in his or her own time
- point source — a source of radiation sufficiently distant compared to its length and width that it can be considered as a point.
- pole vaulter — A pole vaulter is an athlete who performs the pole vault.
- police court — an inferior court with summary jurisdiction for the trial of persons accused of any of certain minor offenses, and with power to examine those charged with more serious offenses and hold them for trial in a superior court or for a grand jury.
- pollen count — a count of the amount of pollen in the air, based on the average of the number of pollen grains that collect on slides exposed to the air for a given period of time.
- pollutedness — the state of being polluted