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15-letter words containing h, i, d, e, o, r

  • orthopaedically — in an orthopaedic manner
  • osteochondritis — inflammation of bone and cartilage.
  • osteochondrosis — a disease of bone and cartilage growth centers in children that begins as a necrosis and is followed by regeneration or renewed calcification.
  • oyster toadfish — See under toadfish (def 1).
  • paedophile ring — a group of people who take part in illegal sexual activity involving children
  • perchloric acid — a colorless, syrupy hygroscopic liquid, HClO 4 , an acid of chlorine containing one more oxygen atom than chloric acid: used chiefly as a reagent in analytical chemistry.
  • phenazopyridine — a substance, C 1 1 H 1 2 ClN 5 , used as a lower urinary tract analgesic.
  • polychlorinated — having multiple chlorine atoms
  • posthole digger — a tool or device for digging a posthole.
  • propionaldehyde — 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
  • 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.
  • 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.
  • 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.
  • radiochemically — by radiochemical means or methods; from a radiochemical perspective
  • radiotechnology — the technical application of any form of radiation to industry.
  • radiotelegraphy — the constructing or operating of radiotelegraphs.
  • red riding hood — fairytale character
  • rhodesian front — the governing party in Zimbabwe (then called Rhodesia) 1962–78
  • round the twist — mad; eccentric
  • round whitefish — a whitefish, Prosopium cylindraceum, found in northern North America and Siberia, having silvery sides and a dark bronze back.
  • rowland heights — a city in SW California, near Los Angeles.
  • sandwich course — A sandwich course is an educational course in which you have periods of study between periods of being at work.
  • schooner-rigged — rigged as a schooner, especially with gaff sails and staysails only.
  • self-authorized — given or endowed with authority: an authorized agent.
  • shadow minister — a member of the main opposition party in Parliament who would hold ministerial office if their party were in power
  • shopping arcade — a place where a number of shops are connected together under one roof
  • shortwave radio — a radio that transmits or receives shortwaves.
  • shoulder girdle — pectoral girdle (def 2).
  • silver chloride — a white, granular, water-insoluble powder, AgCl, that darkens on exposure to light, produced by the reaction of silver nitrate with a chloride: used chiefly in the manufacture of photographic emulsions and in the making of antiseptic silver preparations.
  • socratic method — the use of questions, as employed by Socrates, to develop a latent idea, as in the mind of a pupil, or to elicit admissions, as from an opponent, tending to establish a proposition.
  • sodium chlorate — a colorless, water-soluble solid, NaClO 3 , cool and salty to the taste, used chiefly in the manufacture of explosives and matches, as a textile mordant, and as an oxidizing and bleaching agent.
  • sodium chloride — salt1 (def 1).
  • soldier's heart — cardiac neurosis.
  • speech disorder — an inability to produce normal speech
  • sphaerosiderite — a type of siderite
  • spheroidization — the conversion of grains into spheroids
  • sulphur dioxide — a colourless soluble pungent gas produced by burning sulphur. It is both an oxidizing and a reducing agent and is used in the manufacture of sulphuric acid, the preservation of a wide range of foodstuffs (E220), bleaching, and disinfecting. Formula: SO2
  • summer holidays — the time when children do not go to school in the summer
  • the cordilleras — the complex of mountain ranges on the W side of the Americas, extending from Alaska to Cape Horn and including the Andes and the Rocky Mountains
  • the daily round — the usual activities of one's day
  • the high ground — a position of moral or ethical superiority in a dispute
  • the perigordian — the Perigordian culture
  • thermodiffusion — thermal diffusion.
  • thermoperiodism — the effect on an organism of rhythmic fluctuations in temperature.
  • thiocarbanilide — a gray powder, C 13 H 12 N 2 S, used as an intermediate in dyes and as an accelerator in vulcanization.
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