13-letter words containing l, a, p, s
- sphagnologist — a person who studies sphagna
- spice islands — the Moluccas
- spinal column — the series of vertebrae in a vertebrate animal forming the axis of the skeleton and protecting the spinal cord; spine; backbone.
- spindleshanks — spindlelegs.
- spiral casing — a spiral passage for directing the water from a penstock around a water turbine and into the rotor.
- spiral galaxy — a galaxy having a spiral structure.
- spiral nebula — (formerly) a spiral galaxy.
- spiral spring — a form of spring consisting of a wire coiled in a helix.
- splanchnocele — a primitive embryonic body cavity
- splanchnology — the visceral system
- splatter film — a film containing many scenes of violent and gruesome murders.
- splenial bone — a small bone in the lower jaw of some animals, such as reptiles and birds
- splitting adz — a heavy stone tool used by prehistoric peoples in northwestern North America and northeastern Asia.
- spoiler party — a third political party formed to draw votes away from one of the two major parties, thus spoiling its chance of winning an election.
- spontaneously — coming or resulting from a natural impulse or tendency; without effort or premeditation; natural and unconstrained; unplanned: a spontaneous burst of applause.
- sporting lady — a prostitute.
- sportsmanlike — a man who engages in sports, especially in some open-air sport, as hunting, fishing, racing, etc.
- spotter plane — an aircraft used in observing enemy movements or the accuracy of fire on a target
- spreadability — capable of being spread; easily spread: a soft, spreadable cheese.
- spring a leak — to develop a leak
- 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.
- spruce sawfly — any of several sawflies of the family Diprionidae, especially Diprion hercyniae (European spruce sawfly) the larvae of which feed on the foliage of spruce.
- spurge family — the large plant family Euphorbiaceae, characterized by herbaceous plants, shrubs, and trees having milky juice, simple alternate leaves or no leaves, usually petalless flowers often with showy bracts, and capsular fruit, and including cassava, croton, crown-of-thorns, poinsettia, snow-on-the-mountain, spurge, and the plants that produce castor oil, rubber, and tung oil.
- spurge laurel — a European thymelaeaceous evergreen shrub, Daphne laureola, with glossy leaves and small green flowers
- spy satellite — an orbiting satellite used to carry out surveillance of an enemy country or military formations from space
- square splice — a scarf joint between two pieces, having the form of a half-lap joint with a thicker and a thinner section for each piece, the thicker one being at the end: used to resist tension.
- squash player — a person who plays squash
- 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 lamp — A standard lamp is a tall electric light which stands on the floor in a living room.
- standard lisp — A subset of Lisp 1.5 developed by A. Hearn primarily for implementing REDUCE. It was replaced by Portable Sandard LISP.
- star-spangled — spangled with stars.
- state capitol — the building which houses the government of a state
- state of play — current situation
- steeplechaser — a horse race over a turf course furnished with artificial ditches, hedges, and other obstacles over which the horses must jump.
- stenopetalous — having narrow petals.
- stereotypical — a process, now often replaced by more advanced methods, for making metal printing plates by taking a mold of composed type or the like in papier-mâché or other material and then taking from this mold a cast in type metal.
- stomatoplasty — plastic surgery of the mouth or the cervix.
- stone parsley — a parsley, Sison amomum, of Eurasia, bearing aromatic seeds that are used as a condiment.
- string player — a person who plays an instrument of the violin family.
- striped maple — a maple, Acer pensylvanicum, of northeastern North America, having white-striped bark.
- strophiolated — having strophioles, caruncles
- sub-political — of, relating to, or concerned with politics: political writers.
- subepithelial — any animal tissue that covers a surface, or lines a cavity or the like, and that, in addition, performs any of various secretory, transporting, or regulatory functions.
- subperiosteal — the normal investment of bone, consisting of a dense, fibrous outer layer, to which muscles attach, and a more delicate, inner layer capable of forming bone.
- subpopulation — the total number of persons inhabiting a country, city, or any district or area.
- subprime loan — A subprime loan is a loan with a higher interest rate, to borrowers who are a high credit risk.
- subspecialist — a person who devotes himself or herself to one subject or to one particular branch of a subject or pursuit.
- subspeciality — a particular area of expertise within a specialism
- subspecialize — to specialize in a particular area of expertise within a specialism