13-letter words containing i, n, a, p, r
- sleeping area — an area in a room or house where people can sleep
- slip trailing — the act of decorating an object with a poured stream of slip.
- slipper satin — a fine satin fabric with a mat finish
- slipstreaming — Aeronautics. the airstream pushed back by a revolving aircraft propeller. Compare backwash (def 2), wash (def 31).
- snap-brim hat — a hat brim that can be turned up or down.
- 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.
- soupfin shark — a requiem shark, Galeorhinus zyopterus, inhabiting the Pacific Ocean, valued for its fins, which are used by the Chinese in the preparation of a soup, and for its liver, which is rich in vitamin A.
- spanish broom — a spiny, often leafless shrub, Genista hispanica, of the legume family, native to southern Europe, having clustered, golden-yellow flowers and hairy pods.
- 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
- sparking plug — spark plug (def 1).
- speaking part — a part in which the character speaks scripted dialogue
- spectral line — a line in a spectrum due to the absorption or emission of light at a discrete frequency.
- 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 reading — a method of reading faster than normal, esp by skimming
- 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.
- spiral casing — a spiral passage for directing the water from a penstock around a water turbine and into the rotor.
- spiral nebula — (formerly) a spiral galaxy.
- spiral spring — a form of spring consisting of a wire coiled in a helix.
- sporting lady — a prostitute.
- sportscasting — the reporting of a sports event by radio or television broadcast.
- sportsmanlike — a man who engages in sports, especially in some open-air sport, as hunting, fishing, racing, etc.
- sportsmanship — the character, practice, or skill of a sportsman.
- 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.
- standard lisp — A subset of Lisp 1.5 developed by A. Hearn primarily for implementing REDUCE. It was replaced by Portable Sandard LISP.
- standing crop — the totality of living things in an ecosystem at a given time.
- starting post — the upright pole marking the beginning of a racecourse
- staying power — ability or strength to last or endure; endurance; stamina.
- stepparenting — parenting within a stepfamily
- stirrup pants — close-fitting pants with a stirruplike strap, at the end of each leg, to be positioned under the arch of the foot
- stork parking — spaces reserved in a parking lot for cars driven by pregnant women or new mothers.
- straighten up — stand straighter
- strepsipteran — strepsipterous.
- streptokinase — an enzyme used to dissolve blood clots.
- string player — a person who plays an instrument of the violin family.
- strip cartoon — A strip cartoon is the same as a comic strip.
- striped hyena — a hyena, Hyaena hyaena, of northern Africa, Arabia, and India, having a grayish coat with distinct blackish stripes.
- submarine pen — a bunker that prevents submarines from bombs