17-letter words containing d, a, c, r
- spectroradiometer — an instrument for determining the radiant-energy distribution in a spectrum, combining the functions of a spectroscope with those of a radiometer.
- 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.
- st. crispin's day — October 25: anniversary of the Battle of Agincourt (1415).
- stand on ceremony — to insist on or act with excessive formality
- standard function — a subprogram provided by a translator that carries out a task, for example the computation of a mathematical function, such as sine, square root, etc
- stannous chloride — a white, crystalline, water-soluble solid, SnCl 2 ⋅2H 2 O, used chiefly as a reducing and tinning agent, and as a mordant in dyeing with cochineal.
- sunday observance — the fact of keeping Sunday as a special day when people go to church
- superaerodynamics — the branch of aerodynamics that deals with gases at very low densities.
- supreme commander — the military officer commanding all allied forces in a theater of war.
- surface condenser — a device condensing steam or vapor by passing it over a cool surface.
- surgical dressing — a dressing made of cotton, used for incisions made during surgery
- sword and sorcery — a genre of literature and film, usually set in days of old with magic as well as sword fighting
- sword of damocles — Damocles (def 2).
- sydenham's chorea — a form of chorea affecting children, often associated with rheumatic fever
- teacher education — training to become a teacher, usually at an institution of higher education
- technical drawing — the study and practice, esp as a subject taught in school, of the basic techniques of draughtsmanship, as employed in mechanical drawing, architecture, etc
- telescopic damper — a device with telescopic parts that reduce vibration in a motor vehicle
- 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 confederation — the original 13 states of the United States of America constituted under the Articles of Confederation and superseded by the more formal union established in 1789
- therapeutic index — the ratio between the dosage of a drug that causes a lethal effect and the dosage that causes a therapeutic effect.
- thiosulfuric acid — an acid, H 2 S 2 O 3 , that may be regarded as sulfuric acid with one oxygen atom replaced by sulfur.
- third commandment — “Thou shalt not take the name of the Lord thy God in vain”: third of the Ten Commandments.
- thread escutcheon — a raised metal rim around a keyhole.
- three-legged race — a race among a number of paired contestants, each contestant having one leg tied to the adjacent leg of his or her partner.
- to strike a chord — If something strikes a chord with you, it makes you feel sympathy or enthusiasm.
- trade association — an association of people or companies in a particular business or trade, organized to promote their common interests.
- traditional logic — formal logic based on syllogistic formulas, especially as developed by Aristotle.
- traffic diversion — a special route arranged for traffic to follow when the normal route cannot be used
- transcendentalism — transcendental character, thought, or language.
- transcendentalist — transcendental character, thought, or language.
- transcendentalize — to cause to become transcendent.
- 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.
- trapdoor function — a function defined from data by means of a mathematical procedure in such a way that it is easy to obtain the function when the data are known, but when the procedure and data are not known it becomes very difficult to determine the original data: used in cryptography, where the data are the characters of the plain text, or message, and the trapdoor function is the cryptogram.
- tropical medicine — the branch of medicine dealing with the study and treatment of diseases occurring in the tropics.
- trucial sheikdoms — an independent federation in E Arabia, formed in 1971, now comprising seven emirates on the S coast (formerly, Pirate Coast or Trucial Coast) of the Persian Gulf, formerly under British protection: Abu Dhabi, Dubai, Sharjah, Ajman, Umm al-Qaiwain, Ras al-Khaimah (joined 1972), and Fujairah. About 32,300 sq. mi. (83,657 sq. km). Capital: Abu Dhabi. Abbreviation: U.A.E.
- unclassified road — a road that has not been given a grade because it is of a basic standard
- undercompensation — to compensate or pay less than is fair, customary, or expected.
- unpredictableness — not predictable; not to be foreseen or foretold: an unpredictable occurrence.
- used-car salesman — a person who sells used cars
- vaginal discharge — emission from the female genitalia
- vascular cylinder — stele (sense 3)
- vice-presidential — relating to a person who ranks immediately below the chief executive or head of state of a republic
- voidable contract — a contract or agreement that is capable of being made of no legal effect or made void
- vulcan death grip — (jargon) A variant of Vulcan nerve pinch derived from a Star Trek classic epsisode where a non-existant "Vulcan death grip" was used to fool Romulans that Spock had killed Kirk.
- war correspondent — a reporter or commentator assigned to send news or opinions directly from battle areas.
- western red cedar — an arborvitae, Thuja plicata, of western North America, grown as an ornamental.
- wind chill factor — A wind chill factor is a measure of the cooling effect of the wind on the temperature of the air.
- wind-chill factor — the apparent temperature felt on the exposed human body owing to the combination of temperature and wind speed.
- winding staircase — long set of spiral stairs
- windscreen washer — a small nozzle on the bonnet of a motor vehicle, from which jets of water are squirted electronically onto the windscreen to help clean it