17-letter words containing s, c, a, g
- spectroheliograph — an apparatus for making photographs of the sun with a monochromatic light to show the details of the sun's surface and surroundings as they would appear if the sun emitted only that light.
- spherical polygon — a closed figure formed by arcs of great circles on a spherical surface.
- spitting distance — a short space or distance
- spongy parenchyma — the lower layer of the ground tissue of a leaf, characteristically containing irregularly shaped cells with relatively few chloroplasts and large intercellular spaces.
- spring cankerworm — the striped, green caterpillar of any of several geometrid moths: a foliage pest of various fruit and shade trees, as Paleacrita vernata (spring cankerworm) and Alsophila pometaria (fall cankerworm)
- spruce gall aphid — any of various homopterous insects of the family Adelgidae, as Adelges abietis (spruce gall aphid) and Pineus pinifoliae (pine leaf aphid) that feed and form galls on conifers.
- squeegee merchant — a person who attempts to make money by squeegeeing the windscreens of cars that are stopped at traffic lights and then asking for payment
- stag's-horn coral — staghorn coral.
- strange attractor — Physics. a stable, nonperiodic state or behavior exhibited by some dynamic systems, especially turbulent ones, that can be represented as a nonrepeating pattern in the system's phase space.
- subclavian groove — either of two grooves in the first rib, one for the main artery (subclavian artery) and the other for the main vein (subclavian vein) of the arm
- subject catalogue — a catalogue with entries arranged by subject in a classified sequence
- surgical dressing — a dressing made of cotton, used for incisions made during surgery
- swaddling clothes — cloth for wrapping around a baby
- sweating sickness — a febrile epidemic disease that appeared in the 15th and 16th centuries: characterized by profuse sweating and frequently fatal in a few hours.
- sweet mock orange — the syringa, Philadelphus coronarius.
- switching station — A switching station is equipment used to tie together two or more electric circuits through switches.
- symbolic language — a specialized language dependent upon the use of symbols for communication and created for the purpose of achieving greater exactitude, as in symbolic logic or mathematics.
- sympathetic magic — magic predicated on the belief that one thing or event can affect another at a distance as a consequence of a sympathetic connection between them.
- teachers' college — a college, usually having a four-year curriculum and granting a bachelor's degree, for training teachers for elementary and secondary schools
- teaching hospital — a hospital associated with a medical college and offering clinical and other facilities to those in various areas of medical study, as students, interns, and residents.
- teaching software — computer software for use in providing online education
- the bag of tricks — every device; everything
- threshing machine — a machine for removing grains and seeds from straw and chaff.
- to steal a glance — If you steal a glance at someone or something, you look at them quickly so that nobody sees you looking.
- topological space — a set with a collection of subsets or open sets satisfying the properties that the union of open sets is an open set, the intersection of two open sets is an open set, and the given set and the empty set are open sets.
- transignification — (in the Eucharist) a change in the significance of the bread and wine to symbolize the body and blood of Christ.
- trigger mechanism — a physiological or psychological process caused by a stimulus and resulting in a usually severe reaction.
- turbosupercharger — (formerly) a turbocharger.
- vaginal discharge — emission from the female genitalia
- vasovagal syncope — a faint brought on by excessive activity of the vagus nerve, causing the heart to slow and the blood pressure to fall. It can be caused by fear, choking, or stomach cramps and has no lasting effects
- vinaigrette sauce — a tart sauce of oil, vinegar, and seasonings, sometimes including chopped capers, pickles, etc., usually served cold with salads.
- wage-price spiral — a situation in which wage and price increases drive each other upward and cause inflation
- warehousing costs — the costs involved in storing goods in a warehouse
- winding staircase — long set of spiral stairs
- working substance — a substance, usually a fluid, that undergoes changes in pressure, temperature, volume, or form as part of a process for accomplishing work.
- zola technologies — (company) Producers of the Z simulation language.
- zygomatic process — any of several bony processes that articulate with the cheekbone.