12-letter words containing h, y, p, e, t, r
- northern spy — an American variety of red-striped apple that ripens in autumn or early winter.
- oophorectomy — the operation of removing one or both ovaries; ovariectomy.
- parity check — a method for detecting errors in data communications or within a computer system by counting the number of ones or zeros per byte or per word, including a special check bit (parity bit) to see if the value is even or odd.
- pearly white — white and lustrous as a pearl.
- 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
- 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
- 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
- phylacteries — Judaism. either of two small, black, leather cubes containing a piece of parchment inscribed with verses 4–9 of Deut. 6, 13–21 of Deut. 11, and 1–16 of Ex. 13: one is attached with straps to the left arm and the other to the forehead during weekday morning prayers by Orthodox and Conservative Jewish men.
- phytographer — a botanist involved with plant description
- phytohormone — hormone (def 3).
- phytotherapy — the use of plants and plant products for medicinal purposes
- play therapy — a form of psychotherapy used chiefly with children, in which patients act out situations in play that are expressive of their emotional problems, conflicts, etc.
- 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.
- prickly heat — a cutaneous eruption accompanied by a prickling and itching sensation, due to an inflammation of the sweat glands.
- 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.
- protosynthex — A query system for English text.
- 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.
- pyrithiamine — an antivitamin that causes thiamine deficiency
- pyritohedral — of or relating to a pyritohedron
- pyritohedron — a crystal form of 12 pentagonal faces.
- pyrocatechol — catechol.
- pyromorphite — a mineral, lead chlorophosphate, Pb 5 P 3 O 1 2 Cl, occurring in crystalline and massive forms, and of a green, yellow, or brown color; green lead ore: a minor ore of lead.
- pyrophyllite — Mineralogy. a phyllosilicate, AlSi 2 O 5 (OH), usually having a white or greenish color, and occurring in either foliated or compact masses, the latter variety being used like soapstone.
- pyrosulphate — any salt of pyrosulphuric acid
- pyrotechnics — the art of making fireworks.
- pyrotechnist — a person skilled in pyrotechnics, especially in the manufacture or use of fireworks.
- radiotherapy — treatment of disease by means of x-rays or of radioactive substances.
- reupholstery — the materials used to cushion and cover furniture.
- rhythmopoeia — the art or process of composing, for example, music or poetry rhythmically
- search party — a group of persons conducting an organized search for someone or something lost or hidden.
- spermaphytic — able to produce seeds
- spermophytic — able to produce seed
- sphericality — the state of being a sphere
- sphygmometer — a device which measures the rate of the pulse
- stepmotherly — related to or having the characteristics of a stepmother
- stereography — the art of delineating the forms of solid bodies on a plane.