12-letter words containing h, a, n, p
- phengophobia — an abnormal dread or terror of natural light
- phenomenally — highly extraordinary or prodigious; exceptional: phenomenal speed.
- phenotypical — the observable constitution of an organism.
- phentolamine — an alpha blocker, C 1 7 H 1 9 N 3 O, used to reduce hypertensive states caused by a catecholamine excess, as in the treatment of pheochromocytoma.
- phenylalanin — an essential amino-acid present in most proteins
- philandering — (of a man) to make love with a woman one cannot or will not marry; carry on flirtations.
- philanthropy — altruistic concern for human welfare and advancement, usually manifested by donations of money, property, or work to needy persons, by endowment of institutions of learning and hospitals, and by generosity to other socially useful purposes.
- philharmonic — fond of or devoted to music; music-loving: used especially in the name of certain musical societies that sponsor symphony orchestras (Philharmonic Societies) and hence applied to their concerts (philharmonic concerts)
- phonasthenia — difficult or abnormal voice production; vocal weakness.
- phone phreak — a person who uses computers or other electronic devices to place long-distance telephone calls without paying toll charges.
- phonemically — of or relating to phonemes: a phonemic system.
- phonetic law — a statement of some regular pattern of sound change in a specific language, as Grimm's law or Verner's law.
- phonetically — Also, phonetical. of or relating to speech sounds, their production, or their transcription in written symbols.
- phonocamptic — possessing the property of reflecting sound or producing an echo
- phonographic — of, relating to, or characteristic of a phonograph.
- phonological — relating to study of speech sounds
- phonotactics — the patterns in which the phonemes of a language may combine to form sequences.
- phosphamidon — a systemic and contact insecticide, C 1 0 H 1 9 ClNO 5 P, used against beetles, aphids, mites, and other crop pests.
- photo-ageing — premature wrinkling of the skin caused by overexposure to sunlight
- 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.
- photodynamic — the science dealing with light and its effects on living organisms.
- photoengrave — to make a photoengraving of.
- photogelatin — pertaining to any photographic process in which gelatin is used to receive or transfer a print.
- 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.
- photonuclear — of, relating to, or caused by the collision of high-energy photons with the nucleus of an atom.
- phrasemaking — the making up or coining of memorable phrases or slogans
- phrasemonger — phrasemaker (def 2).
- phrygian cap — a soft, conical cap represented in ancient Greek art as part of Phrygian dress and associated, since the late 18th and early 19th centuries, with the liberty cap.
- phycoxanthin — a yellow pigment found in brown seaweeds and types of algae
- physicalness — of or relating to the body: physical exercise.
- phytonadione — vitamin K1.
- pidyon haben — the rite of relieving the first male child born to parents not descended from Aaron or Levi of certain religious obligations by redeeming him from a member of the priestly class, celebrated 30 days after the child's birth.
- pig launcher — A pig launcher is a device which starts a pig moving without interrupting flow.
- pitch accent — (in languages such as Ancient Greek or modern Swedish) an accent in which emphatic syllables are pronounced on a higher musical pitch relative to other syllables
- plainclothes — Plainclothes police officers wear ordinary clothes instead of a police uniform.
- planet earth — the world
- planet wheel — any of the gears in an epicyclic train surrounding and engaging with the sun gear.
- planing hull — a hull that tends to rise from the water when under way so that no significant amount of water is displaced beyond a certain speed.
- planographic — the art or technique of printing from a flat surface directly or by offset.
- play chicken — to engage in a test of courage in which, typically, two vehicles are driven directly toward one another in order to see which driver will swerve away first
- pneumography — the process of recording the movements of the thorax in respiration.
- pneumothorax — the presence of air or gas in the pleural cavity.
- pogonophoran — any member of the small phylum Pogonophora, slender tentacled animals having a tubelike outer covering, living on the deep ocean bottom.
- 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.
- poland china — one of an American breed of black hogs having white markings.
- pollyannaish — an excessively or blindly optimistic person.
- 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.