15-letter words containing l, a, p, d, i
- sewage disposal — waste processing
- sheffield plate — sheet copper with a cladding of silver.
- sidereal period — the period of revolution of a body about another with respect to one or more distant stars
- simplicidentate — belonging or pertaining to the Simplicidentata, formerly regarded as a suborder or division of rodents having only one pair of upper incisor teeth.
- slap and tickle — sexual play
- social spending — the money that is spent on welfare payments
- 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
- sophisticatedly — (of a person, ideas, tastes, manners, etc.) altered by education, experience, etc., so as to be worldly-wise; not naive: a sophisticated young socialite; the sophisticated eye of an experienced journalist.
- spanish needles — (used with a singular or plural verb) a composite plant, Bidens bipinnata, having achenes with downwardly barbed awns.
- special edition — newspaper, magazine: extra issue
- special student — a student who is not seeking a degree but enrols in a course, esp to gain academic credits
- spit and polish — great care in maintaining smart appearance and crisp efficiency: The commander was concerned more with spit and polish than with the company's morale.
- spratly islands — a widely-scattered group of uninhabited islets and reefs in the S South China Sea, the subject of territorial claims wholly or in part by six neighbouring nations
- 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
- spread-eagleism — boastfulness or bombast, especially in the display of patriotic or nationalistic pride in the U.S.; flag-waving.
- sprinkler dance — a celebratory dance in which participants extend one arm and shake it to imitate the action of a rotating water sprinkler
- sulphurous acid — an unstable acid produced when sulphur dioxide dissolves in water: used as a preservative for food and a bleaching agent. Formula: H2SO3
- superindividual — greater than the individual
- total depravity — the Calvinist doctrine that humankind's entire nature, including its reason, is corrupt or sinful as a result of the Fall and that people are therefore completely dependent on God for regeneration.
- trading capital — the total amount of money available for buying assets
- treacle pudding — a sponge cake with syrup on top
- 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.
- unanticipatedly — in an unanticipated or unexpected manner
- undercapitalize — to provide an insufficient amount of capital for (a business enterprise).
- underpopulation — having a population lower than is normal or desirable.
- undisciplinable — unable to be disciplined or controlled
- upward mobility — movement from one social level to a higher one (upward mobility) or a lower one (downward mobility) as by changing jobs or marrying.
- upwardly mobile — See under vertical mobility (def 1).
- uropygial gland — a gland opening on the back at the base of the tail in most birds that secretes an oily fluid used by the bird in preening its feathers.
- vincent de paul — Saint, 1576–1660, French Roman Catholic priest noted for his work to aid the poor.
- wedding planner — sb hired to organize a marriage day
- whip-tailed ray — a whipray.
- wind-pollinated — being pollinated by airborne pollen.
- windfall profit — a profit that arises thanks to an external event over which the person profiting had no control
- withdrawal slip — a small paper form which has to be filled in before making a withdrawal of money from a bank, building society, etc