15-letter words containing d, e, p, r, s
- pyramid selling — Pyramid selling is a method of selling in which one person buys a supply of a particular product direct from the manufacturer and then sells it to a number of other people at an increased price. These people sell it on to others in a similar way, but eventually the final buyers are only able to sell the product for less than they paid for it.
- pyrimidine base — any of a number of similar compounds having a basic structure that is derived from pyrimidine, including cytosine, thymine, and uracil, which are constituents of nucleic acids
- question period — a period of time set aside each day for members of parliament to question government ministers
- 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.
- red spider mite — a plant-feeding mite, Panonychus ulmi, of the family Tetranychidae, which is a serious orchard pest
- red-back spider — a venomous spider, Latrodectus hasselti, of Australia and New Zealand, related to the black widow spider and having a bright red stripe on the back.
- refuse disposal — the act of disposing of rubbish and waste
- registered port — (networking) Any TCP or UDP port with a number in the range 1025 to 65535 (i.e. not a well-known port) that is registered with IANA.
- registered post — a Post Office service by which compensation is paid for loss or damage to mail for which a registration fee has been paid
- 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.
- reported speech — indirect quotation
- rite de passage — rite of passage.
- ross dependency — a territory in Antarctica, including Ross Island, the coasts along the Ross Sea, and adjacent islands: a dependency of New Zealand. About 175,000 sq. mi. (453,250 sq. km).
- sale of produce — the selling of something that is produced, esp agricultural products
- salt and pepper — pepper-and-salt.
- salt-and-pepper — pepper-and-salt.
- 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.
- scolopendriform — resembling scolopendra
- scorpion spider — whipscorpion.
- 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.
- second republic — the republic established in France in 1848 and replaced by the Second Empire in 1852.
- secondary group — a group of people with whom one's contacts are detached and impersonal.
- seidlitz powder — a laxative consisting of two powders, tartaric acid and a mixture of sodium bicarbonate and Rochelle salt (sodium potassium tartrate)
- self-prescribed — to lay down, in writing or otherwise, as a rule or a course of action to be followed; appoint, ordain, or enjoin.
- self-proclaimed — to announce or declare in an official or formal manner: to proclaim war.
- self-production — produced by oneself or itself.
- serendipitously — come upon or found by accident; fortuitous: serendipitous scientific discoveries.
- serpentine jade — a green variety of serpentine used as a gem: not a true jade.
- 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.
- side impact bar — A side impact bar is a long beam in a car door that is designed to protect passengers during a crash.
- sidereal period — the period of revolution of a body about another with respect to one or more distant stars
- slide projector — device for showing slides
- sneezing powder — a powder used to make people sneeze as a practical joke
- sodium peroxide — a yellowish-white, hygroscopic, water-soluble powder, Na 2 O 2 , used chiefly as a bleaching agent and as an oxidizing agent.
- speech disorder — an inability to produce normal speech
- speed indicator — an instrument for counting the number of revolutions of a gasoline engine.
- speller-divider — a reference book that lists words in alphabetical order to show spelling and syllabification.
- sphaerosiderite — a type of siderite
- spheroidization — the conversion of grains into spheroids
- sports medicine — a field of medicine concerned with the functioning of the human body during physical activity and with the prevention and treatment of athletic injuries.
- spraddle-legged — moving with or having the legs wide apart: a spraddle-legged walk.
- spread sampling — the selection of a corpus for statistical analysis by selecting a number of short passages at random throughout the work and considering their aggregation
- spread the word — make others aware
- spread-eagleism — boastfulness or bombast, especially in the display of patriotic or nationalistic pride in the U.S.; flag-waving.
- sprinkler dance — a celebratory dance in which participants extend one arm and shake it to imitate the action of a rotating water sprinkler
- step-and-repeat — noting or pertaining to a process by which successive photo-offset plates are produced automatically or semiautomatically with great precision: used especially in making plates for multicolor printing.