15-letter words containing a, p, r, o, s, d
- pseudoarthrosis — a joint formed by fibrous tissue bridging the gap between the two fragments of bone of an old fracture that have not united
- pseudoparalysis — the inability to move a part of the body owing to factors, as pain, other than those causing actual paralysis.
- pseudopregnancy — Pathology, Veterinary Pathology. false pregnancy.
- pseudotripteral — having an arrangement of columns suggesting a tripteral structure but without the inner colonnades.
- radar telescope — (in radar astronomy) a very large radar antenna used to study planetary bodies in the solar system.
- radio telescope — a system consisting of an antenna, either parabolic or dipolar, used to gather radio waves emitted by celestial sources and bring them to a receiver placed in the focus.
- radiophosphorus — phosphorus 32.
- random sampling — a method of selecting a sample (random sample) from a statistical population in such a way that every possible sample that could be selected has a predetermined probability of being selected.
- refuse disposal — the act of disposing of rubbish and waste
- remand prisoner — a prisoner who is sent back into custody (or sometimes admitted to bail) to await trial or continuation of their trial
- reported clause — A reported clause is a subordinate clause that indicates what someone said or thought. For example, in 'She said that she was hungry', 'she was hungry' is a reported clause.
- sale of produce — the selling of something that is produced, esp agricultural products
- saturated vapor — a vapor whose temperature and pressure are such that any compression of its volume at constant temperature causes it to condense to liquid at a rate sufficient to maintain a constant pressure.
- seafood platter — a plate of assorted seafood, served in a restaurant
- seaside sparrow — a species of sparrow, Ammospiza maritima, existing in two subspecies, one (Cape Sable seaside sparrow) having dark olive-drab plumage with a lighter breast and underbelly, and the other (dusky seaside sparrow) having bold black and white markings on the breast and underbelly: the dusky seaside sparrow is almost extinct.
- secondary group — a group of people with whom one's contacts are detached and impersonal.
- self-proclaimed — to announce or declare in an official or formal manner: to proclaim war.
- shopping arcade — a place where a number of shops are connected together under one roof
- shoulder weapon — a firearm that is fired while being held in the hands with the butt of the weapon braced against the shoulder.
- sidereal period — the period of revolution of a body about another with respect to one or more distant stars
- spawning ground — a place where fish deposit their eggs for fertilization
- speed indicator — an instrument for counting the number of revolutions of a gasoline engine.
- sphaerosiderite — a type of siderite
- spheroidization — the conversion of grains into spheroids
- spread the word — make others aware
- stamping ground — a habitual or favorite haunt.
- studio portrait — a photograph of a person taken in a studio
- sulphurous acid — an unstable acid produced when sulphur dioxide dissolves in water: used as a preservative for food and a bleaching agent. Formula: H2SO3
- superordination — Logic. the relation between a universal proposition and a particular proposition of the same quality containing the same terms in the same order.
- sweep the board — (in gambling) to win all the cards or money
- trading profits — profits made from the buying and selling of goods and services
- 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
- undercompensate — to compensate or pay less than is fair, customary, or expected.