12-letter words containing p, y, o, r, h, e
- myrmecophile — An invertebrate or plant that has a symbiotic relationship with ants, such as being tended and protected by ants or living inside an ants' nest.
- myrmecophily — symbiosis with ants
- myrmecophyte — A plant that lives in association with a colony of ants. The degree of association varies and is assumed to be symbiotic in some cases.
- mythographer — a person who collects or records myths in writing.
- narcotherapy — an infrequently used method of treating mental disorders by intravenous injection of barbiturates.
- nephelometry — Bacteriology. an apparatus containing a series of barium chloride standards used to determine the number of bacteria in a suspension.
- nephrography — Diagnostic imaging of the kidneys.
- neuronopathy — A form of polyneuropathy caused by destruction of neurons.
- northern spy — an American variety of red-striped apple that ripens in autumn or early winter.
- oceanography — the branch of physical geography dealing with the ocean.
- oophorectomy — the operation of removing one or both ovaries; ovariectomy.
- oropharynxes — Plural form of oropharynx.
- pachydermous — any of the thick-skinned, nonruminant ungulates, as the elephant, hippopotamus, and rhinoceros.
- palaeography — the study of the handwritings of the past, and often the manuscripts as well, so that they may be dated, read, etc, and may serve as historical and literary sources
- parahydrogen — the form of molecular hydrogen in which the nuclei of the two hydrogen atoms contained in the molecule have spins in opposite directions.
- 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)
- 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.
- petroglyphic — relating to or having the characteristics of a petroglyph or carving made in rock
- petrophysics — the analysis of the constitution and characteristics of rocks
- phanerophyte — a tree or shrub that bears its perennating buds more than 25 cm above the level of the soil
- phenocrystic — relating to a phenocryst
- phenyl group — the univalent group C 6 H 5 –, derived from benzene.
- phlebography — venography.
- photopolymer — a polymer or plastic that undergoes a change in physical or chemical properties when exposed to light.
- phototherapy — treatment of disease, especially of the skin, by means of light rays.
- phreatophyte — a long-rooted plant that absorbs its water from the water table or the soil above it.
- 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
- pneumography — the process of recording the movements of the thorax in respiration.
- policyholder — the individual or firm in whose name an insurance policy is written; an insured.
- 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.
- praiseworthy — deserving of praise; laudable: a praiseworthy motive.
- prepsychotic — exhibiting behavior that indicates the approach of a psychotic reaction.
- proof theory — (logic) The branch of logic describing procedures for combining logical statements to show, by a series of truth-preserving transformations, that one statement is a consequence of some other statement or group of statements.
- prophesyings — gatherings held to expound the prophecies of the Scriptures
- propoxyphene — Pharmacology. a nonnarcotic analgesic, C 2 2 H 2 9 NO 2 .
- protosynthex — A query system for English text.
- pseudography — writing that does not follow conventional spelling or usage
- psychometric — Psychology. psychometrics.
- psychrometer — an instrument for determining atmospheric humidity by the reading of two thermometers, the bulb of one being kept moist and ventilated.
- psychrometry — the employment of the psychrometer.
- pteridophyte — any plant of the division Pteridophyta, characterized by vascular tissue and differentiation into root, stem, and leaves, comprising the ferns, horsetails, and club mosses.
- pyonephritis — suppurative inflammation of the kidney.
- pyritohedral — of or relating to a pyritohedron
- pyritohedron — a crystal form of 12 pentagonal faces.