13-letter words containing a, p, e, n, i, s
- slow-speaking — tending to speak slowly
- snap the whip — crack the whip (def 2).
- sneak preview — a preview of a motion picture, often shown in addition to an announced film, in order to observe the reaction of the audience.
- space fiction — a book, film, TV series, etc, set in outer space
- space heating — the heating of a limited area, as a room, by means of a heater (space heater) within the area.
- space science — any of the sciences involved in space travel or the exploration of space, as space medicine.
- space station — an orbiting manned structure that can be used for a variety of purposes, as to assemble or service satellites, refuel spacecraft, etc.
- spanish cedar — a tropical American tree, Cedrela odorata, of the mahogany family.
- spanish river — a river in S Ontario, Canada, flowing S into the North Channel of Lake Huron. 150 miles (241 km) long.
- spark erosion — a method of machining using a shaped electrode which erodes the workpiece by an electric spark discharge between itself and the workpiece
- speaking part — a part in which the character speaks scripted dialogue
- speaking tube — a tube for conveying the voice over a somewhat limited distance, as from one part of a building or ship to another.
- speaking type — a device on a medal or coin that has a punning reference to a person or thing.
- special agent — an investigator in a law enforcement agency.
- special needs — learning difficulties
- specific name — the second part in the name of a species, such as norvegicus in Rattus norvegicus
- specification — the act of specifying.
- specimen page — a page regarded as typical of pages of its type, esp one produced by a typesetter or designer to show an example of the typesetting for a book
- spectral line — a line in a spectrum due to the absorption or emission of light at a discrete frequency.
- speech island — a speech community that is completely surrounded by another, usually larger, speech community.
- speech making — act of addressing the public formally
- speechreading — the act or process of determining the intended meaning of a speaker by utilizing all visual clues accompanying speech attempts, as lip movements, facial expressions, and bodily gestures, used especially by people with impaired hearing.
- speed dialing — to dial (a telephone number) using speed dial.
- speed reading — a method of reading faster than normal, esp by skimming
- speed skating — ice skating as a form of racing, usually on an oval course and against other competitors or the clock.
- speed walking — power walking.
- spenta mainyu — the good and creative spirit that is the offspring of Ahura Mazda.
- sperm washing — a technique that separates sperm from the seminal fluid, used especially for isolating active sperm for artificial insemination.
- spermatangium — the organ that produces spermatia in red algae.
- spermatogenic — relating to the development of spermatozoa
- spermatotoxin — spermotoxin.
- sperry univac — (company) One of the divisions of Sperry Corporation at the time that company merged with the Burroughs Corporation to form Unisys Corporation.
- spice islands — the Moluccas
- spindleshanks — spindlelegs.
- spine-bashing — to rest; loaf.
- spiral nebula — (formerly) a spiral galaxy.
- splenial bone — a small bone in the lower jaw of some animals, such as reptiles and birds
- spokesmanship — the office or skilful use of the office of spokesman
- spontaneities — the exhibiting of actions, impulses, or behaviour that are stimulated by internal processes
- sportsmanlike — a man who engages in sports, especially in some open-air sport, as hunting, fishing, racing, etc.
- spread option — spread (def 25b).
- spring a leak — to develop a leak
- spring beauty — any American spring plant belonging to the genus Claytonia, of the purslane family, especially C. virginica, having an elongated cluster of white flowers tinged with pink.
- spring valley — a city in SW California, near San Diego.
- spring-loaded — (of a machine part) kept normally in a certain position by a spring: a spring-loaded safety valve.
- springboarded — a flexible board, projecting over water, from which divers leap or spring.
- spying charge — an accusation of having taken part in espionage
- stader splint — a splint consisting of an adjustable metal rod with a steel pin at either end for insertion in the bone above and below a fracture.
- stamp machine — a machine used for stamping documents, as with the time, etc
- statesmanship — the ability, qualifications, or practice of a statesman; wisdom and skill in the management of public affairs.