15-letter words containing a, s, u, p, l
- snapping turtle — either of two large, edible, freshwater turtles of the family Chelydridae, of North and Central America, having a large head and powerful hooked jaws, especially the common snapping turtle, Chelydra serpentina.
- sodium sulphate — a solid white substance that occurs naturally as thenardite and is usually used as the white anhydrous compound (salt cake) or the white crystalline decahydrate (Glauber's salt) in making glass, detergents, and pulp. Formula: Na2SO4
- sostenuto pedal — a pedal on a grand piano that raises the dampers, allowing the tone to be sustained for those strings struck at the time the pedal is depressed.
- special feature — an article differing from the normal format and focusing on a particular topic
- special student — a student who is not seeking a degree but enrols in a course, esp to gain academic credits
- special subject — an area of knowledge in which someone specializes
- splanchnopleure — the double layer formed by the association of the lower layer of the lateral plate of mesoderm with the underlying entoderm, which develops into the embryonic viscera.
- stirrup leather — the strap that holds the stirrup of a saddle.
- streptobacillus — any of various bacilli that form in chains.
- sublapsarianism — infralapsarianism.
- subperiosteally — 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.
- subprofessional — being below professional standards: subprofessional health care.
- sulphinpyrazone — a uricosuric drug with molecular formula C23H20N2O3S, used in the treatment of chronic gout
- sulphurous acid — an unstable acid produced when sulphur dioxide dissolves in water: used as a preservative for food and a bleaching agent. Formula: H2SO3
- super-sexuality — sexual character; possession of the structural and functional traits of sex.
- superabundantly — very or too abundantly
- superexaltation — extreme or supreme exaltation; the act of superexalting; the process or condition of being superexalted
- superficialness — being at, on, or near the surface: a superficial wound.
- superindividual — greater than the individual
- superior planet — any of the five planets whose orbits are outside the orbit of the earth, namely, the planets Mars, Jupiter, Saturn, Uranus, and Neptune.
- supernaturalism — supernatural character or agency.
- supernaturalist — supernatural character or agency.
- supernaturality — the quality or state of being supernatural; supernaturalism.
- supernaturalize — to make supernatural; give supernatural character or qualities to.
- superplasticity — the phenomenon, exhibited by certain metals and alloys usually at high temperatures, of stretching to extreme lengths without breaking
- superspecialist — a highly skilled specialist
- suppiluliumas i — king of the Hittites (?1375–?1335 bc); founder of the Hittite empire
- supplementation — the act or process of supplementing.
- surgical spirit — Surgical spirit is a liquid which is used to clean wounds or surgical instruments. It consists mainly of alcohol.
- the black stump — an imaginary marker of the extent of civilization (esp in the phrase beyond the black stump)
- the jos plateau — a plateau in Nigeria with an average altitude of 1280 metres
- the last supper — the supper of Jesus and His disciples on the eve of His Crucifixion. Compare Lord's Supper (def 1).
- tricuspid valve — the valve, consisting of three triangular flaps of tissue between the right auricle and ventricle of the heart, that keeps blood from flowing back into the auricle.
- trivial pursuit — a board game that is based the ability to answer questions on popular culture and general knowledge
- turk's-cap lily — either of two lilies, Lilum martagon or L. superbum, having nodding flowers with the perianth segments rolled backward.
- u-shaped valley — a steep-sided valley caused by glacial erosion
- ultramicroscope — an instrument that uses scattering phenomena to detect the position of objects too small to be seen by an ordinary microscope.
- ultramicroscopy — the use of the ultramicroscope.
- ultrasonography — a diagnostic imaging technique utilizing reflected high-frequency sound waves to delineate, measure, or examine internal body structures or organs.
- unapostolically — in an unapostalic manner
- unapprehensible — not able to be understood or comprehended
- uncomplaisantly — in an uncomplaisant manner
- uncompromisable — that cannot or should not be compromised
- undisciplinable — unable to be disciplined or controlled
- unpeaceableness — the quality or state of being unpeaceable; quarrelsomeness
- unphilosophical — not adhering to philosophical theory or principles
- unsportsmanlike — a man who engages in sports, especially in some open-air sport, as hunting, fishing, racing, etc.
- upper peninsula — a peninsula in the northern US between Lakes Superior and Michigan, constituting the N part of the state of Michigan
- upperclasswoman — An upperclasswoman is a junior or senior student in a high school, college, or university.
- venus's-flytrap — a carnivorous plant, Dionaea muscipula, native to bogs of North and South Carolina, having roundish leaves with two lobes that close like a trap when certain delicate hairs on them are irritated, as by a fly: the range is now reduced, though the plants are still locally abundant.