12-letter words containing h, o, r, e
- 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.
- phrasemonger — phrasemaker (def 2).
- phraseograph — a phrase for which there is a phraseogram.
- 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.
- phrenologize — to treat with phrenology or phrenological methods
- phrontistery — a place or establishment for thinking, studying, or learning
- phytographer — a botanist involved with plant description
- phytohormone — hormone (def 3).
- phytotherapy — the use of plants and plant products for medicinal purposes
- 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 roller — a flexible device that presses magnetic tape against the capstan in a tape recorder.
- 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.
- place-holder — Mathematics, Logic. a symbol in an expression that may be replaced by the name of any element of the set.
- plagiohedral — (of a crystal) having faces arranged obliquely in a helix.
- pleomorphism — existence of an organism in two or more distinct forms during the life cycle; polymorphism.
- pleomorphous — characterized by pleomorphism
- plough horse — a horse used for pulling a plough
- pneumography — the process of recording the movements of the thorax in respiration.
- 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.
- policyholder — the individual or firm in whose name an insurance policy is written; an insured.
- 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.
- pollen brush — the mass of stiff hairs on the legs or abdomen of an insect, for collecting pollen.
- polyhedrosis — an often fatal disease of certain insect larvae or decapod crustaceans, caused by viruses containing DNA.
- 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.
- pommel horse — a padded, somewhat cylindrical floor-supported apparatus, similar to a vaulting horse but having two graspable pommels on top, used by men for hand-supported balancing, rotating, and swinging maneuvers.
- pork butcher — a butcher who specializes in pork
- pork-chopper — a labor official put on the union payroll as a reward for past loyalty or services.
- pornographer — a person who sells, produces, films, photographs, or writes pornography.
- 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.
- power hammer — a type of mechanical hammer operated by compressed air and used by blacksmiths, metalworkers, and manufacturers
- power shovel — any self-propelled shovel for excavating earth, ore, or coal with a dipper that is powered by a diesel engine or electric motor. Compare shovel (def 2).