15-letter words containing a, l, d, o, t, r
- social democrat — a person who advocates a gradual transition to socialism or a modified form of socialism by and under democratic political processes.
- 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.
- solar radiation — energy radiated from the sun in the form of electromagnetic waves, including visible and ultraviolet light and infrared radiation.
- soldier's heart — cardiac neurosis.
- somerset island — an island in the Arctic Ocean in Nunavut, Canada, NW of Baffin Island. 9594 sq. mi. (24,848 sq. km).
- southeastwardly — toward the southeast
- southwestwardly — toward the southwest
- standard dollar — the basic monetary unit of the U.S., since January 31, 1934, containing 15.2 grains of gold, 0.900 fine: previously contained 25.8 grains of gold, 0.900 fine.
- star-nosed mole — a North American mole, Condylura cristata, having a starlike ring of fleshy processes around the end of the snout.
- talcum (powder) — a powder for the body and face made of powdered, purified talc, usually perfumed
- tall meadow rue — a meadow rue, Thalictrum polygamum.
- 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
- thiocarbanilide — a gray powder, C 13 H 12 N 2 S, used as an intermediate in dyes and as an accelerator in vulcanization.
- thorndike's law — the principle that all learnt behaviour is regulated by rewards and punishments, proposed by Edward Lee Thorndike (1874–1949), US psychologist
- tirso de molina — Luis [loo-ees] /luˈis/ (Show IPA), 1535–1600, Spanish Jesuit theologian.
- to draw a blank — If you draw a blank when you are looking for someone or something, you do not succeed in finding them.
- to grab hold of — Hold is used in expressions such as grab hold of, catch hold of, and get hold of, to indicate that you close your hand tightly around something, for example to stop something moving or falling.
- 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.
- trial and error — experimentation or investigation in which various methods or means are tried and faulty ones eliminated in order to find the correct solution or to achieve the desired result or effect.
- trichomonacidal — relating to a trichomonacide
- troubled waters — a confused or chaotic state of affairs: The situation was terrible, but like many politicians he was attracted by troubled waters.
- ultra-modernist — very advanced in ideas, design, or techniques.
- ultrademocratic — (in the US) characteristic of a staunch member or supporter of the Democratic Party and its agenda
- ultrafastidious — extremely fastidious
- ultrasound scan — sonograph examination
- unadventurously — in an unadventurous manner
- unaffordability — that can be afforded; believed to be within one's financial means: attractive new cars at affordable prices.
- unconstrainedly — in an unconfined manner
- underpopulation — having a population lower than is normal or desirable.
- unleaded petrol — petrol containing a reduced amount of tetraethyl lead
- untraditionally — in an untraditional fashion; not traditionally
- upward mobility — movement from one social level to a higher one (upward mobility) or a lower one (downward mobility) as by changing jobs or marrying.
- victoria island — an island off the coast of N Canada, in the Arctic Ocean. 80,340 sq. mi. (208,081 sq. km).
- volta river dam — a hydroelectric dam on the Volta river
- voltage divider — a resistor or series of resistors connected to a voltage source and used to provide voltages that are fractions of that of the source.
- waterfall model — (programming) A software life-cycle or product life-cycle model, described by W. W. Royce in 1970, in which development is supposed to proceed linearly through the phases of requirements analysis, design, implementation, testing (validation), integration and maintenance. The Waterfall Model is considered old-fashioned or simplistic by proponents of object-oriented design which often uses the spiral model instead. Earlier phases are sometimes called "upstream" and later ones "downstream". Compare: iterative model.
- waterford glass — fine cut or gilded glass made in Waterford, Ireland, having a slight blue cast due to the presence of cobalt.
- well-elaborated — worked out with great care and nicety of detail; executed with great minuteness: elaborate preparations; elaborate care. Synonyms: perfected, painstaking. Antonyms: simple.
- well-formulated — to express in precise form; state definitely or systematically: He finds it extremely difficult to formulate his new theory.
- windfall profit — a profit that arises thanks to an external event over which the person profiting had no control
- winter holidays — a period of rest from work or studies taken in winter
- world-wide wait — (humour) A pejorative expansion of WWW reflecting on the slowness of some network connections and sites.
- wreathed column — a column having a twisted or spiral form.