12-letter words containing o, p, t, h, n
- phonocamptic — possessing the property of reflecting sound or producing an echo
- phonotactics — the patterns in which the phonemes of a language may combine to form sequences.
- photo finish — a finish of a race in which two or more contestants are so close to the finish line that reference to a photograph of the finish is necessary to determine the winner.
- photo-ageing — premature wrinkling of the skin caused by overexposure to sunlight
- photo-finish — If the end of a race is a photo-finish, two or more of the competitors cross the finishing line so close together that a photograph of the finish has to be examined to decide who has won.
- photoactinic — emitting radiation having the chemical effects of light and ultraviolet rays, as on a photographic film.
- photoanalyst — a person who analyzes and interprets photographs, especially a military specialist in aerial or satellite photography.
- photocurrent — an electric current produced by a photoelectric effect.
- photodynamic — the science dealing with light and its effects on living organisms.
- photoengrave — to make a photoengraving of.
- photofission — nuclear fission induced by the absorption of a high-energy photon.
- photogelatin — pertaining to any photographic process in which gelatin is used to receive or transfer a print.
- photoinduced — induced by light.
- photokinesis — movement occurring upon exposure to light.
- photomachine — a machine that prints copies of digital photographs
- photomontage — a combination of several photographs joined together for artistic effect or to show more of the subject than can be shown in a single photograph.
- 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.
- photosetting — photocompose.
- 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
- phycoxanthin — a yellow pigment found in brown seaweeds and types of algae
- phylogenetic — the development or evolution of a particular group of organisms.
- phytobenthos — microscopic plants that live in the bottom of the ocean
- phytogenesis — the origin and development of plants.
- phytohormone — hormone (def 3).
- phytonadione — vitamin K1.
- picturephone — a type of telephone where users can see each other as they talk, through the transmission of video images
- pigeon-chest — chicken breast.
- pinturicchio — real name Bernardino di Betto. ?1454–1513, Italian painter of the Umbrian school
- plainclothes — Plainclothes police officers wear ordinary clothes instead of a police uniform.
- plinth block — a plinth interrupting a door or window architrave at the floor or ground level.
- pneumothorax — the presence of air or gas in the pleural cavity.
- 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.
- polyethylene — a plastic polymer of ethylene used chiefly for containers, electrical insulation, and packaging.
- polyphyodont — having many successive sets of teeth, as fishes and other lower vertebrates
- 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.
- port hueneme — a city in S California.
- posthypnotic — of or relating to the period after hypnosis.
- postmidnight — the middle of the night; twelve o'clock at night.
- potichomania — the art or process of printing or using paint to decorate the inside of a glass vessel
- potting shed — A potting shed is a small building in a garden, in which you can keep things such as seeds or garden tools.
- 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.
- prester john — a legendary Christian monk and potentate of the Middle Ages, supposed to have had a kingdom in some remote part of Asia or Africa and associated with fabulous narratives of travel.
- promethazine — a phenothiaxine derivative, C 1 7 H 2 0 N 2 S, used for the symptomatic relief of allergies and in the management of motion sickness.
- prostanthera — any bush of the Australian genus Prostanthera, with red or white flowers and strongly scented leaves
- prothalamion — a song or poem written to celebrate a marriage.
- prothonotary — a chief clerk or official in certain courts of law.