17-letter words containing p, h, c
- special schooling — the system of educating children with special needs in schools designed to meet their needs
- specific humidity — the ratio of the mass of water vapor in air to the total mass of the mixture of air and water vapor.
- spectroheliograph — an apparatus for making photographs of the sun with a monochromatic light to show the details of the sun's surface and surroundings as they would appear if the sun emitted only that light.
- spectrohelioscope — a spectroheliograph.
- spectrophotometer — an instrument for making photometric comparisons between parts of spectra.
- spectrophotometry — an instrument for making photometric comparisons between parts of spectra.
- speech correction — the reeducation of speech habits that deviate from accepted speech standards.
- speech difficulty — a problem encountered in speaking
- speech impediment — speaking disorder
- spherical polygon — a closed figure formed by arcs of great circles on a spherical surface.
- spit in the ocean — a variety of poker in which four cards are dealt face down to each player and one card, forming the fifth for all hands, is dealt face up in the center of the table, the exposed card and others of its denomination being wild cards.
- spongy parenchyma — the lower layer of the ground tissue of a leaf, characteristically containing irregularly shaped cells with relatively few chloroplasts and large intercellular spaces.
- spoonbill catfish — flathead catfish.
- spore mother cell — a cell from which a spore is produced
- spruce gall 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.
- steamship company — a company which has a fleet of steamships
- stenothermophilic — growing best within a narrow temperature range.
- support mechanism — any formal system or method of providing support or assistance
- sympathetic magic — magic predicated on the belief that one thing or event can affect another at a distance as a consequence of a sympathetic connection between them.
- synchronous speed — the speed at which an alternating-current machine must operate to generate electromotive force at a given frequency.
- synthetic phonics — a method of teaching people to read by training them to pronounce sounds associated with particular letters in isolation and then blend them together
- take a chill pill — something that has a calming or relaxing effect.
- take the place of — replace, be a substitute for
- teaching hospital — a hospital associated with a medical college and offering clinical and other facilities to those in various areas of medical study, as students, interns, and residents.
- teaching practice — Teaching practice is a period that a student teacher spends teaching at a school as part of his or her training.
- technical support — an advising and troubleshooting service provided by a manufacturer, typically a software or hardware developer, to its customers, often online or on the telephone.
- telephone service — a company or public utility that provides a telephone-operating service
- temperature chart — a chart monitoring and recording somebody's body temperature, as of a patient at a hospital, etc
- terephthalic acid — a white, crystalline, water-insoluble solid, C 8 H 6 O 2 , the para isomer of phthalic acid: used chiefly in the manufacture of resins and textile fibers.
- the electoral map — a map showing the distribution of constituencies over a country
- the glacial epoch — the Pleistocene Epoch
- the olympic flame — the flame that is symbolically lit at the site of the ancient Olympics in Olympia and transported by relay to the place where the Olympic Games are to be held. It is used to ignite a fire in a cauldron that will burn throughout the Games
- the olympic torch — a torch that is symbolically lit at the site of the ancient Olympics in Olympia and transported by relay to the place where the Olympic Games are to be held. It is used to ignite a fire in a cauldron that will burn throughout the Games
- the peace process — negotiations (between governments, countries, ect) towards peace or the resolution of a conflict
- the perfect tense — the tense of a verb that indicates that the action has been completed
- the plot thickens — People sometimes say 'the plot thickens' when a situation or series of events is getting more and more complicated and mysterious.
- the south pacific — the part of the Pacific Ocean to the south of the equator
- thematic approach — teaching organized by theme rather than by school subject
- therapeutic index — the ratio between the dosage of a drug that causes a lethal effect and the dosage that causes a therapeutic effect.
- therapeutic touch — the laying on of hands by a healer
- thermoperiodicity — the effect on an organism of rhythmic fluctuations in temperature.
- this can't happen — can't happen
- thousandths-place — last in order of a series of a thousand.
- three-piece suite — a set of three matching pieces of furniture, usually a combination of a sofa and chairs
- throat microphone — a microphone worn around the throat and actuated by vibrations of the larynx, used when background noise would obscure the sound of speech, as in an airplane cockpit.
- tip the scales at — to weigh (a specified amount)
- to get psyched up — to prepare mentally
- to keep the peace — If someone in authority, such as the army or the police, keeps the peace, they make sure that people behave and do not fight or quarrel with each other.
- to push your luck — If you say that someone is pushing their luck, you think they are taking a bigger risk than is sensible, and may get into trouble.
- transdermal patch — a small piece of material used to mend a tear or break, to cover a hole, or to strengthen a weak place: patches at the elbows of a sports jacket.