15-letter words containing s, p, a, l, e, n
- speckle pattern — the visual appearance of a star as viewed through a large telescope, with irregularities caused by the distorting effect of local turbulence in the earth's atmosphere.
- spherical angle — an angle formed by arcs of great circles of a sphere.
- spill the beans — the edible nutritious seed of various plants of the legume family, especially of the genus Phaseolus.
- spiral notebook — a notebook held together by a coil of wire passed through small holes punched at the back edge of the covers and individual pages
- 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.
- 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
- spring-cleaning — a complete cleaning of a place, as a home, done traditionally in the spring of the year.
- sprinkler dance — a celebratory dance in which participants extend one arm and shake it to imitate the action of a rotating water sprinkler
- subprofessional — being below professional standards: subprofessional health care.
- sulphinpyrazone — a uricosuric drug with molecular formula C23H20N2O3S, used in the treatment of chronic gout
- 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.
- supplementation — the act or process of supplementing.
- tibetan spaniel — one of a breed of small alert dogs originally developed in Tibet, with a double coat of any color, well-feathered, pendent ears, and a plumed tail curled over the back.
- unapprehensible — not able to be understood or comprehended
- uncompromisable — that cannot or should not be compromised
- undisciplinable — unable to be disciplined or controlled
- unpeaceableness — the quality or state of being unpeaceable; quarrelsomeness
- 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.
- westphalian ham — a hard German ham with a distinctive flavor derived from being smoked over beechwood and juniper.
- winter purslane — a plant, Montia perfoliata, native to western North America, of the purslane family, having edible, egg-shaped leaves and clusters of small, white flowers.
- xenotransplants — Plural form of xenotransplant.
- yorke peninsula — a peninsula in S Australia between Spencer Gulf and the Gulf of St. Vincent. 160 miles (257 km) long and 20–35 miles (32–56 km) wide.