13-letter words containing a, l, e, c, s
- solar eclipse — Astronomy. the obscuration of the light of the moon by the intervention of the earth between it and the sun (lunar eclipse) or the obscuration of the light of the sun by the intervention of the moon between it and a point on the earth (solar eclipse) a similar phenomenon with respect to any other planet and either its satellite or the sun. the partial or complete interception of the light of one component of a binary star by the other.
- solar furnace — a furnace using sunlight concentrated by concave mirrors as the direct source of heat.
- space biology — exobiology.
- space blanket — a plastic insulating body wrapping coated on one or both sides with aluminium foil which reflects back most of the body heat lost by radiation: carried by climbers, mountaineers, etc, for use in cases of exposure or exhaustion
- space capsule — Aerospace. capsule (def 5).
- space lattice — lattice (def 4).
- space shuttle — any of several U.S. space vehicles consisting of a reusable manned orbiter that touches down on a landing strip after an orbital mission, two reusable solid rocket boosters that drop off after initial ascent, and an expendable external tank containing liquid propellants.
- special agent — an investigator in a law enforcement agency.
- special needs — learning difficulties
- special offer — bargain
- special order — A special order is an extra order or an order for an item specially requested by a customer.
- special staff — all staff officers assigned to headquarters of a division or higher unit who are not members of the general staff or personal staff.
- special-order — to obtain by specific individual order: to special-order a dining-room chandelier.
- specialities' — specialty.
- spectacularly — of or like a spectacle; marked by or given to an impressive, large-scale display.
- spectral line — a line in a spectrum due to the absorption or emission of light at a discrete frequency.
- spectral type — a category for classifying a star, as A star or G star, according to features of its spectrum, as its shape as a function of temperature and wavelength and its absorption spectrum, that indicate the surface temperature of the star and the presence of particular atoms or molecules in its outer layers: principal types are spectral types O, B, A, F, G, K, and M.
- speculatively — pertaining to, of the nature of, or characterized by speculation, contemplation, conjecture, or abstract reasoning: a speculative approach.
- speech island — a speech community that is completely surrounded by another, usually larger, speech community.
- spice islands — the Moluccas
- splanchnocele — a primitive embryonic body cavity
- 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.
- 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.
- 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.
- squirrel cage — a cage containing a cylindrical framework that is rotated by a squirrel or other small animal running inside of it.
- staff college — a training centre for executive military personnel
- standard cell — a primary electric cell, as the Weston cell, that produces an accurately known constant voltage: used in scientific measurements.
- state capitol — the building which houses the government of a state
- state college — a city in central Pennsylvania.
- state control — government ownership
- steeplechaser — a horse race over a turf course furnished with artificial ditches, hedges, and other obstacles over which the horses must jump.
- sterculia gum — karaya gum.
- stereological — of, relating to, stereology
- 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.
- strategically — pertaining to, characterized by, or of the nature of strategy: strategic movements.
- strobilaceous — resembling a strobilus; conelike.
- structuralize — to form into or make part of a structure.
- subadolescent — younger than or not quite adolescent
- subcollegiate — of, relating to, or characteristic of subcollege students or a subcollege
- sublanceolate — (of leaves, etc) almost spear-shaped
- 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
- substanceless — that of which a thing consists; physical matter or material: form and substance.
- subtriplicate — designating or involving the ratio of the cube roots of two terms
- suction valve — a nonreturn valve in a pump suction to prevent the pump draining or depriming when not in service
- sunset clause — time limit written into a law
- supercalender — a roll or set of rolls for giving a high, smooth finish to paper.
- supercolossal — greater than colossal, huge, enormous