17-letter words containing a, p, o, l, u
- roll with a punch — to move in the same direction as a punch thrown at one so as to lessen its force
- rubber plantation — an estate in a tropical country where rubber trees are grown on a large scale
- rural development — social or economic activities or initiatives designed to improve the standard of living in areas far away from large towns or cities
- russell's paradox — a paradox of set theory in which an object is defined in terms of a class of objects that contains the object being defined, resulting in a logical contradiction.
- school playground — school's outdoor recreation area
- scrophulariaceous — belonging to the Scrophulariaceae, the figwort family of plants.
- self-purification — a natural process of purifying, as the ability of a body of water to rid itself of pollutants.
- sexual dimorphism — the condition in which the males and females in a species are morphologically different, as with many birds.
- shetland pullover — a thick woollen sweater made from Shetland wool
- shuttle diplomacy — diplomatic negotiations carried out by a mediator who travels back and forth between the negotiating parties.
- sodium-vapor lamp — an electric lamp in which sodium vapor is activated by current passing between two electrodes, producing a yellow, glareless light: used on streets and highways.
- spatial summation — the act or process of summing.
- special education — education that is modified or particularized for those with singular needs, as disabled or maladjusted people, slow learners, or gifted children.
- spiritual bouquet — the spiritual presentation of a good work to another person.
- spot-illustration — a rounded mark or stain made by foreign matter, as mud, blood, paint, ink, etc.; a blot or speck.
- sulfurated potash — a yellowish-brown mixture consisting mainly of potassium polysulfides and potassium thiosulfate, used in treating mange.
- super-nationalism — an extreme or fanatical loyalty or devotion to a nation.
- superalimentation — nourishment; nutrition.
- supercolumniation — the placing of one order of columns above another.
- supra-nationalism — outside or beyond the authority of one national government, as a project or policy that is planned and controlled by a group of nations.
- tactile corpuscle — an oval sense organ made of flattened cells and encapsulated nerve endings, occurring in hairless skin, as the tips of the fingers and toes, and functioning as a touch receptor.
- take upon oneself — to take the responsibility for; accept as a charge
- 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.
- temporomandibular — of, relating to, or situated near the hinge joint formed by the lower jaw and the temporal bone of the skull.
- the popular press — cheap newspapers with a mass circulation; the tabloid press
- thermal pollution — a rise in the temperature of rivers or lakes that is injurious to water-dwelling life and is caused by the disposal of heated industrial waste water or water from the cooling towers of nuclear power plants.
- thiopental sodium — a barbiturate, C 11 H 18 N 2 NaO 2 S, used as an anesthetic in surgery and, in psychiatry, for narcoanalysis and to stimulate recall of past events.
- thousandths-place — last in order of a series of a thousand.
- to eat humble pie — If you eat humble pie, you speak or behave in a way which tells people that you admit you were wrong about something.
- tolpuddle martyrs — six farm workers sentenced to transportation for seven years in 1834 for administering an unlawful oath to form a trade union in the village of Tolpuddle, Dorset
- topological group — a set that is a group and a topological space and for which the group operation and the map of an element to its inverse are continuous functions.
- tropical aquarium — an aquarium designed for the maintenance and breeding of tropical fish and kept at a suitably warm temperature.
- ultrametamorphism — metamorphism during which the temperature of a rock exceeds its melting point.
- uncompassionately — having or showing compassion: a compassionate person; a compassionate letter.
- unemployment rate — percentage of population without jobs
- unipalm group plc — (company) A company floated in March 1994.
- unprofessionalism — not professional; not pertaining to or characteristic of a profession.
- unproportionately — proportioned; being in due proportion; proportional.
- upper paleolithic — See under Paleolithic.
- urban development — the development or improvement of an urban area by building
- urban exploration — a recreational activity in which people explore derelict urban structures such as abandoned sewers or underground railways or attempt to access areas which are closed to the public such as the roofs of skyscrapers
- utopian socialism — (sometimes initial capital letter) an economic system based on the premise that if capital voluntarily surrendered its ownership of the means of production to the state or the workers, unemployment and poverty would be abolished.
- wave-cut platform — a flat surface at the base of a cliff formed by erosion by waves
- wearable computer — a small computer that is worn or carried on the body; a wearable computing device: a wrist-worn wearable computer with a head-mounted display.
- zonal pelargonium — a pelargonium whose leaves are marked with concentric circles of a different colour to the rest of the leaf