12-letter words containing h, y, p, n
- onychophagia — the practice of biting one's nails, especially when done habitually and as a symptom of emotional disturbance.
- onychophoran — any small, predatory, caterpillarlike animal of the phylum Onychophora, common in tropical forests, having stubby legs ending in pincers.
- organography — the description or visual depiction of organs.
- ornithophily — pollination of flowers by birds
- ornithoscopy — divination from the observation of birds
- oropharynxes — Plural form of oropharynx.
- para rhatany — See under rhatany (def 1).
- parahydrogen — the form of molecular hydrogen in which the nuclei of the two hydrogen atoms contained in the molecule have spins in opposite directions.
- peach brandy — brandy distilled from the fermented juice of peaches.
- pearl hominy — whole or ground hulled corn from which the bran and germ have been removed by bleaching the whole kernels in a lye bath (lye hominy) or by crushing and sifting (pearl hominy)
- penalty shot — a free shot at the goal defended only by the goalkeeper, awarded to an offensive player for certain defensive violations.
- penny shares — Penny shares are shares that are offered for sale at a low price.
- pennywhistle — a cheap toy whistle orig. sold for a penny
- pentahydrate — a hydrate that contains five molecules of water, as potassium molybdate, KMoO 4 ⋅5H 2 O.
- pentahydroxy — (of a molecule) containing five hydroxyl groups.
- pericynthion — the point at which a spacecraft launched from earth into a lunar orbit is nearest the moon
- perionychium — the epidermis surrounding the base and sides of a fingernail or toenail.
- phanerophyte — a tree or shrub that bears its perennating buds more than 25 cm above the level of the soil
- pharyngology — the science of the pharynx and its diseases.
- pharyngotomy — surgical incision into the pharynx
- phenocrystic — relating to a phenocryst
- phenomenally — highly extraordinary or prodigious; exceptional: phenomenal speed.
- phenotypical — the observable constitution of an organism.
- phenyl group — the univalent group C 6 H 5 –, derived from benzene.
- phenylalanin — an essential amino-acid present in most proteins
- 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.
- phonemically — of or relating to phonemes: a phonemic system.
- phonetically — Also, phonetical. of or relating to speech sounds, their production, or their transcription in written symbols.
- 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.
- phrontistery — a place or establishment for thinking, studying, or learning
- 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
- phylogenesis — the development or evolution of a particular group of organisms.
- phylogenetic — the development or evolution of a particular group of organisms.
- physicalness — of or relating to the body: physical exercise.
- physiognomic — the face or countenance, especially when considered as an index to the character: a fierce physiognomy.
- 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.
- 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.
- 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.
- pollyannaish — an excessively or blindly optimistic person.
- polyethylene — a plastic polymer of ethylene used chiefly for containers, electrical insulation, and packaging.
- polyphenolic — relating to a polyphenol
- 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.
- porphyropsin — a purple pigment occurring in the retina of the eye of certain freshwater fishes