15-letter words containing p, r, e, t
- the proterozoic — the Proterozoic Eon or its rocks
- the riot police — the section of the police force that is trained to deal with people who cause trouble in public places
- the upper karoo — one of the two divisions of the Karoo
- the upper ranks — the higher divisions of the armed forces
- the upper rhine — the section of the Rhine between Basel, Switzerland and Bingen, Germany
- theatre company — an organization that produces theatrical performances
- theory of types — a theory advanced by Bertrand Russell to avoid the liar paradox, Russell's paradox, etc, in which a class of expressions or of the entities they represent can all enter into the same syntactic relations
- therapeutically — of or relating to the treating or curing of disease; curative.
- theriomorphosis — transformation into an animal form, often associated with mythological characters
- thermal printer — a printer that produces output by selectively heating a heat-sensitive paper (thermal paper) in patterns corresponding to the characters to be produced.
- thermobarograph — a device that simultaneously records the temperature and pressure of the atmosphere
- thermogeography — the study of the geographical variation and distribution of temperature.
- thermoperiodism — the effect on an organism of rhythmic fluctuations in temperature.
- thought pattern — habitual way of thinking
- thought process — thinking, train of thought
- three-line whip — A three-line whip is a situation where the MPs in a political party are ordered to attend parliament and vote in a particular way on a particular issue.
- threepennyworth — an amount having the value or price of threepence
- threshold price — the highest price a retailer is allowed to sell a particular good at
- tiglath-pileser — died 727 b.c, king of Assyria 745–727.
- to good purpose — with a good result or effect; advantageously
- to take up arms — If one group or country takes up arms against another, they prepare to attack and fight them.
- tobacco planter — a tool that was formerly used by tobacco farmers to plant tobacco with
- top dead center — Top dead center is the position of an engine's piston when it is at the very top of its stroke.
- top dead-centre — the position of the crank of a reciprocating engine or pump when the piston is at the top of its stroke
- total depravity — the Calvinist doctrine that humankind's entire nature, including its reason, is corrupt or sinful as a result of the Fall and that people are therefore completely dependent on God for regeneration.
- trade paperback — a paperback book of a size similar to a typical hard-cover book, intended for sale in bookstores as distinguished from a cheaper and smaller paperback intended for sale on racks at drugstores, newsstands, etc.
- trading partner — a person, organization, or country with whom somebody customarily does business
- traffic pattern — Aeronautics. a system of courses about an airfield that aircraft are assigned to fly when taking off, landing, or preparing to land.
- trainspotterish — obsessed with trivial details, esp of a subject generally considered uninteresting
- trans-euphrates — a river in SW Asia, flowing from E Turkey through Syria and Iraq, joining the Tigris to form the Shatt-al-Arab near the Persian Gulf. 1700 miles (2735 km) long.
- transportedness — the quality or state of being carried away with pleasure or rapture
- trapdoor spider — any of various, often large, spiders (esp. family Ctenizidae) that dig a burrow and cover the entrance with a hinged lid like a trapdoor
- treacle pudding — a sponge cake with syrup on top
- treaty of paris — a treaty of 1763 signed by Britain, France, and Spain that ended their involvement in the Seven Years' War
- tricuspid valve — the valve, consisting of three triangular flaps of tissue between the right auricle and ventricle of the heart, that keeps blood from flowing back into the auricle.
- trifluoperazine — a compound, C 21 H 24 F 3 N 3 S, used as an antipsychotic.
- triple alliance — the alliance (1882–1915) of Germany, Austria-Hungary, and Italy.
- triple integral — an integral in which the integrand involves a function of three variables and which requires three applications of the integration process to evaluate.
- trumpet creeper — any climbing plant belonging to the genus Campsis, of the bignonia family, especially C. radicans, of the southern U.S., having elliptic leaves and large, red, trumpet-shaped flowers.
- trustee process — (in New England) garnishment (def 1).
- truth-value gap — the possibility in certain semantic systems of a statement being neither true nor false while also not being determinately of any third truth-value, as all my children are asleep uttered by a childless person
- tubal pregnancy — pregnancy that grows in fallopian tube
- turgor pressure — the pressure exerted on a plant cell wall by water passing into the cell by osmosis
- turnkey project — a complete project usually including many major units of plant completed under one overall contract, such as a chemical works or power station complex
- turpentine tree — a tropical African leguminous tree, Copaifera mopane, yielding a hard dark wood and a useful resin
- two-star petrol — leaded petrol that has a low octane number; inferior leaded petrol
- udmurt republic — a constituent republic of W central Russia, in the basin of the middle Kama. Capital: Izhevsk. Pop: 1 570 500 (2002). Area: 42 100 sq km (16 250 sq miles)
- ultramicroscope — an instrument that uses scattering phenomena to detect the position of objects too small to be seen by an ordinary microscope.
- un-presumptuous — full of, characterized by, or showing presumption or readiness to presume in conduct or thought, as by saying or doing something without right or permission.
- unary operation — an operation in a mathematical system by which one element is used to yield a single result, as squaring or taking the square root.