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15-letter words containing d, e, p, h

  • phenylhydrazine — a yellow, poisonous liquid or low-melting solid, C 6 H 8 N 2 , used in chemical analysis and organic synthesis.
  • philip the bold — 1342–1404, duke of Burgundy (1363–1404), noted for his courage at Poitiers (1356) in the Hundred Years' War: regent of France for his nephew Charles VI (1368–88, 1392–1404)
  • philip the good — 1396–1467, duke of Burgundy 1419–67.
  • phoenix islands — a group of eight coral islands in the central Pacific: administratively part of Kiribati. Area: 28 sq km (11 sq miles). The islands and surrounding waters form the Phoenix Islands Protected Area, the world's largest marine protected area. Area: 410 500 sq km (158 500 sq miles)
  • photoconductive — of, relating to, or exhibiting photoconductivity.
  • photodegradable — (of a substance) capable of being broken down by light.
  • photodissociate — to split or break up molecules as a result of the absorption of photons
  • phototheodolite — an optical tracking instrument consisting of a camera and theodolite mounted on a single tripod, used in photogrammetry and in tracking rockets.
  • pick and choose — to choose or select from among a group: to pick a contestant from the audience.
  • pick-and-shovel — marked by drudgery; laborious: the pick-and-shovel work necessary to get a political campaign underway.
  • pied flycatcher — a small black and white migratory bird of Europe and western Asia, Ficedula hypoleuca
  • pine leaf aphid — any of various homopterous insects of the family Adelgidae, as Adelges abietis (spruce gall aphid) and Pineus pinifoliae (pine leaf aphid) that feed and form galls on conifers.
  • polychlorinated — having multiple chlorine atoms
  • posthole digger — a tool or device for digging a posthole.
  • potash feldspar — any of the feldspar minerals having the composition KAlSi 3 O 8 , as orthoclase.
  • pre-established — to establish beforehand.
  • propionaldehyde — a colorless, water-soluble liquid, C 3 H 6 O, having a pungent odor: used chiefly in the manufacture of plastics.
  • propyl aldehyde — a colorless, water-soluble liquid, C 3 H 6 O, having a pungent odor: used chiefly in the manufacture of plastics.
  • propylhexedrine — a colorless, adrenergic, water-soluble liquid, C 1 0 H 2 N, used by inhalation as a nasal decongestant.
  • protonephridium — a tubular, excretory structure in certain invertebrates, as flatworms, rotifers, and some larvae, usually ending internally in flame cells and having an external pore
  • pseudepigraphon — any book of the Pseudepigrapha
  • pseudo-bohemian — living a wandering or vagabond life, as a Gypsy.
  • pseudo-chemical — of, used in, produced by, or concerned with chemistry or chemicals: a chemical formula; chemical agents.
  • pseudoarthrosis — a joint formed by fibrous tissue bridging the gap between the two fragments of bone of an old fracture that have not united
  • pseudoephedrine — a dextrorotatory, isomeric compound, C 1 0 H 1 5 NO, used as a nasal decongestant.
  • pseudohexagonal — of, relating to, or having the form of a hexagon.
  • pseudonephritis — a condition, thought to be benign, in which microscopic amounts of blood and protein are present in the urine, occurring commonly among athletes after strenuous exercise.
  • psychedelically — of or noting a mental state characterized by a profound sense of intensified sensory perception, sometimes accompanied by severe perceptual distortion and hallucinations and by extreme feelings of either euphoria or despair.
  • psychedelicware — /si:"k*-del"-ik-weir/ [UK] Synonym display hack. See also smoking clover.
  • punch the bundy — to start work
  • purchase ledger — a record of a company's purchases of goods and services showing the amounts paid and due
  • push up daisies — any of various composite plants the flowers of which have a yellow disk and white rays, as the English daisy and the oxeye daisy.
  • put sb to death — If someone is put to death, they are executed.
  • put the wind up — to frighten or alarm
  • radio telephone — A radio telephone is a telephone which carries sound by sending radio signals rather than by using wires. Radio telephones are often used in cars.
  • radio-telephone — a telephone in which sound or speech is transmitted by means of radio waves instead of through wires or cables.
  • radiotelegraphy — the constructing or operating of radiotelegraphs.
  • raw-pack method — cold pack (def 2).
  • reported speech — indirect quotation
  • rheinland-pfalz — German name of Rhineland-Palatinate.
  • self-hypnotized — hypnotized by oneself.
  • sheffield plate — sheet copper with a cladding of silver.
  • shopping arcade — a place where a number of shops are connected together under one roof
  • shoulder weapon — a firearm that is fired while being held in the hands with the butt of the weapon braced against the shoulder.
  • sign the pledge — to make a vow to abstain from alcoholic drink
  • sodium sulphate — a solid white substance that occurs naturally as thenardite and is usually used as the white anhydrous compound (salt cake) or the white crystalline decahydrate (Glauber's salt) in making glass, detergents, and pulp. Formula: Na2SO4
  • sophisticatedly — (of a person, ideas, tastes, manners, etc.) altered by education, experience, etc., so as to be worldly-wise; not naive: a sophisticated young socialite; the sophisticated eye of an experienced journalist.
  • spanish needles — (used with a singular or plural verb) a composite plant, Bidens bipinnata, having achenes with downwardly barbed awns.
  • speech disorder — an inability to produce normal speech
  • sphaerosiderite — a type of siderite
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