13-letter words containing l, e, u, c
- self-security — freedom from danger, risk, etc.; safety.
- semi-circular — Something that is semi-circular has the shape of half a circle.
- sesquiplicate — relating to or involving the ratio between the square roots of the cubes of given terms; i.e. the sesquiplicate ratio of given terms is the ratio between the square roots of the cubes of those terms
- single sculls — a race for sculls each rowed by one oarsman using a pair of oars.
- slow puncture — a small hole in a tyre, from which the air escapes very slowly, so that at first it is not obvious that there is any problem with the tyre
- smooth muscle — involuntary muscle tissue in the walls of viscera and blood vessels, consisting of nonstriated, spindle-shaped cells.
- solar furnace — a furnace using sunlight concentrated by concave mirrors as the direct source of heat.
- somniloquence — sleep-talking
- space capsule — Aerospace. capsule (def 5).
- 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.
- 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.
- speech bubble — cartoon: spoken text in a balloon
- speechfulness — the state of being full of speech or expression
- spruce beetle — a beetle, Dendroctonus rufipennis, that feeds on and nests in spruce, pine, and other evergreen trees, sometimes causing extensive damage.
- 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.
- squirrel corn — an American plant, Dicentra canadensis, of the fumitory family, having yellow roots resembling kernels of corn, finely dissected leaves, and clusters of drooping, heart-shaped, cream-colored flowers.
- sterculia gum — karaya gum.
- stirpiculture — the production of special stocks or strains by careful breeding.
- strobilaceous — resembling a strobilus; conelike.
- structuralize — to form into or make part of a structure.
- structureless — without structure, organization, or arrangement; formless.
- subadolescent — younger than or not quite adolescent
- subcollection — the act of collecting.
- subcollegiate — of, relating to, or characteristic of subcollege students or a subcollege
- subdiscipline — training to act in accordance with rules; drill: military discipline.
- 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
- successlessly — without success, unsuccessfully
- sucking louse — See under louse (def 1).
- suction valve — a nonreturn valve in a pump suction to prevent the pump draining or depriming when not in service
- summer school — study programs offered by a school, college, or university during the summer to those who wish to obtain their degrees more quickly, who must make up credits, or who wish to supplement their education.
- sunset clause — time limit written into a law
- sunspot cycle — the cycle, averaging in duration slightly more than 11 years, in which the frequency of sunspots varies from a maximum to a minimum and back to a maximum again.
- super-culture — the quality in a person or society that arises from a concern for what is regarded as excellent in arts, letters, manners, scholarly pursuits, etc.
- supercalender — a roll or set of rolls for giving a high, smooth finish to paper.
- supercollider — a very large colliding-beam machine in which superconducting magnets create millions of megavolts of energy.
- supercolossal — greater than colossal, huge, enormous
- supercolumnar — existing above a column or columns: a supercolumnar feature.
- supercriminal — an extremely bad, powerful or successful criminal, a criminal working on a large scale or committing extreme crimes
- supercritical — extremely critical.
- superficially — being at, on, or near the surface: a superficial wound.