13-letter words containing s, e, a, u
- space tourism — travel into space for recreational purposes
- speak volumes — a collection of written or printed sheets bound together and constituting a book.
- speaking tube — a tube for conveying the voice over a somewhat limited distance, as from one part of a building or ship to another.
- spectacularly — of or like a spectacle; marked by or given to an impressive, large-scale display.
- speculatively — pertaining to, of the nature of, or characterized by speculation, contemplation, conjecture, or abstract reasoning: a speculative approach.
- spenta mainyu — the good and creative spirit that is the offspring of Ahura Mazda.
- spermatangium — the organ that produces spermatia in red algae.
- 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 nebula — (formerly) a spiral galaxy.
- spontaneously — coming or resulting from a natural impulse or tendency; without effort or premeditation; natural and unconstrained; unplanned: a spontaneous burst of applause.
- 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.
- 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
- squanderingly — in a squandering manner
- squandermania — an extreme urge for, or level of pleasure obtained by, spending money recklessly
- square matrix — a matrix in which the number of rows is equal to the number of columns.
- square number — a number that is the square of another integer, as 1 of 1, 4 of 2, 9 of 3, etc.
- 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.
- square-rigged — having square sails as the principal sails.
- square-rigger — having square sails as the principal sails.
- squared paper — graph paper with a pattern of squares formed by lines crossing at right angles.
- squash ladder — a list showing the relative order of merit of a set of squash players determined by the winning player in each match taking the higher of the two players' positions
- squash player — a person who plays squash
- squash racket — a light long-handled racket used in the game of squash
- squeaky clean — If you say that someone is squeaky clean, you mean that they live a very moral life and have never done anything wrong.
- squeaky-clean — scrupulously clean.
- squeezability — the quality of being capable of, or suitable for, being squeezed
- squirrel away — any of numerous arboreal, bushy-tailed rodents of the genus Sciurus, of the family Sciuridae.
- squirrel cage — a cage containing a cylindrical framework that is rotated by a squirrel or other small animal running inside of it.
- st. augustine — Saint, a.d. 354–430, one of the Latin fathers in the early Christian Church; author; bishop of Hippo in N Africa.
- st. eustatius — an island in the Netherlands Antilles, in the E West Indies. 7 sq. mi. (18 sq. km).
- staminiferous — bearing or having a stamen or stamens.
- stand accused — If someone stands accused of something, they have been accused of it.
- state banquet — a formal banquet given for the head of a country
- state funeral — a ceremonial funeral for a head of state, or other very important person
- station house — a police station or fire station.
- status report — statement or update
- steam turbine — a turbine driven by steam pressure.
- steamer trunk — a rectangular traveling trunk low enough to slide under a bunk on a ship.
- steganopodous — belonging to the Stegandopodes or having all four toes webbed together
- stenopetalous — having narrow petals.
- stercoraceous — consisting of, resembling, or pertaining to dung or feces.
- stercorarious — stercoraceous
- sterculia gum — karaya gum.
- stereoregular — pertaining to stereochemical regularity or having repeating units in a sequential configuration
- stomach upset — a slight illness affecting your stomach and/or bowels characterized by nausea, vomiting and/or diarrhoea
- stout-hearted — brave and resolute; dauntless.
- straighten up — stand straighter
- strange quark — a quark having electric charge −1/3 times the elementary charge and strangeness −1; it is more massive than the up and down quarks.