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12-letter words containing h, e, r, p, t

  • photocurrent — an electric current produced by a photoelectric effect.
  • photoengrave — to make a photoengraving of.
  • photographer — a person who takes photographs, especially one who practices photography professionally.
  • 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.
  • 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.
  • photopolymer — a polymer or plastic that undergoes a change in physical or chemical properties when exposed to light.
  • photorealism — a style of painting flourishing in the 1970s, especially in the U.S., England, and France, and depicting commonplace scenes or ordinary people, with a meticulously detailed realism, flat images, and barely discernible brushwork that suggests and often is based on or incorporates an actual photograph.
  • phototherapy — treatment of disease, especially of the skin, by means of light rays.
  • photothermic — pertaining to the thermal effects of light.
  • phreatophyte — a long-rooted plant that absorbs its water from the water table or the soil above it.
  • phrenologist — a psychological theory or analytical method based on the belief that certain mental faculties and character traits are indicated by the configurations of the skull.
  • phrontistery — a place or establishment for thinking, studying, or learning
  • phylacteries — Judaism. either of two small, black, leather cubes containing a piece of parchment inscribed with verses 4–9 of Deut. 6, 13–21 of Deut. 11, and 1–16 of Ex. 13: one is attached with straps to the left arm and the other to the forehead during weekday morning prayers by Orthodox and Conservative Jewish men.
  • phytographer — a botanist involved with plant description
  • phytohormone — hormone (def 3).
  • phytotherapy — the use of plants and plant products for medicinal purposes
  • pi character — any special character, such as an accent or mathematical symbol, which is not normally obtained in a standard type fount
  • picture sash — a large window sash, as for a picture window.
  • picture show — motion picture.
  • picturephone — a type of telephone where users can see each other as they talk, through the transmission of video images
  • pinch hitter — Baseball. a substitute who bats for a teammate, often at a critical moment of the game.
  • pinch-hitter — a batter who acts as a substitute for the scheduled batter
  • pirate perch — a purplish North American freshwater fish, Aphredoderus sayanus, the adult of which has the vent located in back of the lower jaw.
  • pitch circle — an imaginary circle within the profiles of the teeth of a gear, such that it rotates against a similar circle rotating at the same rate on a meshing gear.
  • pitched-roof — a roof sloping downward in two parts at an angle from a central ridge, so as to leave a gable at each end.
  • planet earth — the world
  • play therapy — a form of psychotherapy used chiefly with children, in which patients act out situations in play that are expressive of their emotional problems, conflicts, etc.
  • pneumothorax — the presence of air or gas in the pleural cavity.
  • poikilotherm — an organism with poikilothermic qualities
  • point charge — an electric charge considered to exist at a single point, and thus having neither area nor volume.
  • pointed arch — an arch having a pointed apex.
  • poll watcher — a representative of a political party or of an organization running a candidate who is assigned to the polls on an election day to watch for violations of the laws that regulate voting, campaigning, etc.
  • polyurethane — a thermoplastic polymer containing the group NHCOO: used for padding and insulation in furniture, clothing, and packaging, and in the manufacture of resins for adhesives, elastomers, and fillers.
  • pork butcher — a butcher who specializes in pork
  • port chester — a city in SE New York, on Long Island Sound.
  • port hueneme — a city in S California.
  • porthole die — a die having several openings for the extrusion of separate parts of an object later formed by the welding or fusing together of these parts.
  • post-harvest — Also, harvesting. the gathering of crops.
  • poster child — a child appearing on a poster for a charitable organization.
  • powder chest — a small wooden box containing a charge of powder, old nails, scrap iron, etc., formerly secured over the side of a ship and exploded on the attempt of an enemy to board.
  • praiseworthy — deserving of praise; laudable: a praiseworthy motive.
  • pre-teaching — to impart knowledge of or skill in; give instruction in: She teaches mathematics. Synonyms: coach.
  • preauthorize — to give authority or official power to; empower: to authorize an employee to sign purchase orders.
  • preestablish — to establish beforehand.
  • prehistorian — an authority on or specialist in prehistory
  • preneolithic — (sometimes lowercase) Anthropology. of, relating to, or characteristic of the last phase of the Stone Age, marked by the domestication of animals, the development of agriculture, and the manufacture of pottery and textiles: commonly thought to have begun c9000–8000 b.c. in the Middle East. Compare Mesolithic, Paleolithic.
  • prenticeship — an apprenticeship
  • prepsychotic — exhibiting behavior that indicates the approach of a psychotic reaction.
  • preslaughter — of the period before slaughter (of animals)
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