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14-letter words containing e, t, h, r

  • permanent echo — a radar signal reflected to a radar station on the ground by a building or other fixed object.
  • petrochemicals — substances, such as acetone or ethanol, obtained from petroleum or natural gas
  • petrochemistry — the branch of chemistry dealing with petroleum or its products.
  • petrophysicist — a person who studies, or is an expert in, petrophysics
  • petworth house — a mansion in Petworth in Sussex: rebuilt (1688–96) for Charles Seymour, 6th Duke of Somerset; gardens laid out by Capability Brown; subject of paintings by Turner
  • phallocentrism — a doctrine or belief centered on the phallus, especially a belief in the superiority of the male sex.
  • pharmaceutical — pertaining to pharmacy or pharmacists.
  • phenobarbitone — a white, crystalline powder, C 1 2 H 1 2 N 2 O 3 , used as a sedative, a hypnotic, and as an antispasmodic in epilepsy.
  • phenylthiourea — a crystalline, slightly water-soluble solid, C 6 H 5 NHCSNH 2 , that is either tasteless or bitter, depending upon the heredity of the taster, and is used in medical genetics and as a diagnostic.
  • philanthropize — to treat (persons) in a philanthropic manner.
  • philosophaster — a person who has only a superficial knowledge of philosophy or who feigns a knowledge he or she does not possess.
  • phonochemistry — the branch of chemistry concerned with the chemical effects of sound and ultrasonic waves
  • phonoreception — the physiological perception of sound.
  • phosphate rock — phosphorite.
  • phosphoprotein — a protein, as casein or ovalbumin, in which one or more hydroxyl groups of serine, threonine, or tyrosine are hydroxylated.
  • phosphorescent — exhibiting phosphorescence.
  • photochemistry — the branch of chemistry that deals with the chemical action of light.
  • photoelectrode — an electrode that, following the absorption of light, can initialize electrochemical transformations
  • photoengraving — a photographic process of preparing printing plates for letterpress printing.
  • photogrammetry — the process of making surveys and maps through the use of photographs, especially aerial photographs.
  • photoperiodism — the response, as affecting growth or reproduction, of an organism to the length of exposure to light in a 24-hour period.
  • photorealistic — a style of painting flourishing in the 1970s, especially in the U.S., England, and France, and depicting commonplace scenes or ordinary people, with a meticulously detailed realism, flat images, and barely discernible brushwork that suggests and often is based on or incorporates an actual photograph.
  • photoreception — the physiological perception of light.
  • photoreceptive — of or relating to photoreception
  • photorecording — the act of making photographic records, especially of documents.
  • photoreduction — a reduction reaction induced by light.
  • photoresistive — photoconductive
  • phototelegraph — of or relating to phototelegraphy
  • phytochemistry — the branch of biochemistry dealing with plants and plant processes.
  • phytogeography — the science dealing with the geographical relationships of plants.
  • piece together — a separate or limited portion or quantity of something: a piece of land; a piece of chocolate.
  • piezochemistry — the study of chemical reactions at high pressures
  • pigeon-hearted — timid; meek.
  • pitch cylinder — (in a gear or rack) an imaginary surface forming a plane (pitch plane) a cylinder (pitch cylinder) or a cone or frustrum (pitch cone) that moves tangentially to a similar surface in a meshing gear so that both surfaces travel at the same speed.
  • pithecanthrope — (sometimes initial capital letter) a member of the former genus Pithecanthropus.
  • platform shoes — shoes: thick sole
  • play with fire — a state, process, or instance of combustion in which fuel or other material is ignited and combined with oxygen, giving off light, heat, and flame.
  • plethysmograph — a device for measuring and recording changes in the volume of the body or of a body part or organ.
  • pneumothoraces — the presence of air or gas in the pleural cavity.
  • pocket borough — (before the Reform Bill of 1832) any English borough whose representatives in Parliament were controlled by an individual or family.
  • poikilothermal — cold-blooded (def 1 .) (opposed to homoiothermal).
  • poikilothermia — Medicine/Medical. the inability to regulate core body temperature (as by sweating to cool off or by putting on clothes to warm up), found especially in some spinal cord injury patients and in patients under general anesthesia.
  • poikilothermic — cold-blooded (def 1 .) (opposed to homoiothermal).
  • polar zenithal — a type of map projection in which part of the earth's surface is projected onto a plane tangential to it at one of the poles
  • polygraph test — a test carried out using a polygraph, esp used by the police to try to find out whether somebody is telling the truth
  • porphyrogenite — a prince born after his father has succeeded to the throne
  • port charlotte — a town in SW Florida.
  • port elizabeth — a seaport in the SE Cape of Good Hope province, in the S Republic of South Africa.
  • postmastership — the office or position of a postmaster
  • potter's wheel — a device with a rotating horizontal disk upon which clay is molded by a potter.
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