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18-letter words containing f, r, s, c

  • selenium rectifier — a rectifier consisting of laminated plates of metal, usually iron, that have been coated with selenium on one side, with rectification taking place because the flow of electrons from the conductive metal to the selenium occurs more readily than the flow in the opposite direction.
  • self-certification — statement of sick leave
  • self-comprehending — to understand the nature or meaning of; grasp with the mind; perceive: He did not comprehend the significance of the ambassador's remark.
  • self-contradiction — an act or instance of contradicting oneself or itself.
  • self-contradictory — an act or instance of contradicting oneself or itself.
  • self-deprecatingly — in a self-deprecating manner
  • self-glorification — a glorified or more splendid form of something.
  • self-gratification — the act of pleasing or satisfying oneself, especially the gratifying of one's own impulses, needs, or desires.
  • self-incriminating — serving to incriminate oneself or to expose oneself to prosecution: self-incriminating testimony.
  • self-incrimination — the act of incriminating oneself or exposing oneself to prosecution, especially by giving evidence or testimony.
  • self-instructional — pertaining to or constituting learning materials and conditions arranged so that students can proceed to learn on their own with little or no supervision.
  • self-mortification — the inflicting of pain or privation on oneself: He was certain that self-mortification was the only road to salvation.
  • self-preoccupation — the state of being preoccupied.
  • self-recrimination — the act of recriminating, or countercharging: Hope gave way to recrimination with both sides claiming the moral high ground.
  • self-tapping screw — a screw designed to tap its corresponding female thread as it is driven.
  • self-transcendence — the quality or state of being transcendent.
  • senior aircraftman — a rank in the Royal Air Force comparable to that of a private in the army, though not the lowest rank in the Royal Air Force
  • sense of direction — Your sense of direction is your ability to know roughly where you are, or which way to go, even when you are in an unfamiliar place.
  • shrubby cinquefoil — a small shrub, Potentilla fruticosa, of the rose family, native to the Northern temperate region, having pinnate leaves and numerous, showy, bright-yellow flowers.
  • sildenafil citrate — a white crystalline powder, C 22 H 30 N 6 O 4 S, that temporarily normalizes erectile function of the penis by blocking an enzyme known to inhibit the production of a chemical that causes erections: used in the form of a pill to treat impotence.
  • silver certificate — a former paper currency first issued in 1878 by the U.S. federal government for circulation, equal to and redeemable for silver to a stated value.
  • silvery cinquefoil — any of several plants belonging to the genus Potentilla, of the rose family, having yellow, red, or white five-petaled flowers, as P. reptans (creeping cinquefoil) of the Old World, or P. argentea (silvery cinquefoil) of North America.
  • six-finger country — an isolated area considered as being inhabited by people who practise inbreeding
  • sixth-form college — (in England and Wales) a college offering A-level and other courses to pupils over sixteen from local schools, esp from those that do not have sixth forms
  • skin friction drag — aerodynamic resistance or drag due to the contact of moving air with the surface of an airplane, a glider, etc.
  • society of friends — a Christian denomination, founded in England c. 1650 by George Fox, that has no formal creed, liturgy, or priesthood and rejects violence in human relations, esp. warfare
  • software backplane — (programming, tool)   A CASE framework from Atherton.
  • sonic depth finder — a sonar instrument that uses echolocation to measure depths under water.
  • specrate_base_fp92 — (benchmark)   A variant of SPECrate_fp92 that reports "baseline" results, using stricter run rules.
  • spectrofluorimeter — an instrument in which the spectrum of secondarily emitted fluorescent light is used to identify chemical compounds.
  • spectrofluorometer — an instrument in which the spectrum of secondarily emitted fluorescent light is used to identify chemical compounds.
  • spotted flycatcher — a European woodland songbird, Muscicapa striata, with a greyish-brown streaked plumage: family Muscicapidae (Old World flycatchers)
  • state of emergency — If a government or other authority declares a state of emergency in an area, it introduces special measures such as increased powers for the police or army, usually because of civil disorder or because of a natural disaster such as an earthquake.
  • street certificate — a certificate showing ownership of a specified number of shares of stock: endorsed by the owner and guaranteed by a broker, it may be traded without formal transfer on the books of the corporation issuing the stock.
  • structural formula — a chemical formula showing the linkage of the atoms in a molecule diagrammatically, as H–O–H.
  • sub-saharan africa — the region of Africa to the south of the Sahara desert
  • subsistence farmer — a farmer who consumes most of the produce he grows, leaving little or nothing to be marketed
  • sulfuric anhydride — sulfur trioxide.
  • surface-to-surface — (of a missile, message, etc.) capable of traveling from a base on the surface of the earth to a target also on the surface.
  • sweptwing aircraft — an aircraft which has wings that are swept (usually) backwards
  • symmetric function — a polynomial in several indeterminates that stays the same under any permutation of the indeterminates.
  • terms of reference — Terms of reference are the instructions given to someone when they are asked to consider or investigate a particular subject, telling them what they must deal with and what they can ignore.
  • transmogrification — to change in appearance or form, especially strangely or grotesquely; transform.
  • transrectification — rectification occurring in one circuit as a result of the application of an alternating voltage to another circuit.
  • triangle of forces — a triangle whose sides represent the magnitudes and directions of three forces whose resultant is zero and which are therefore in equilibrium
  • university faculty — a division within a university comprising one subject area, or a number of related subject areas
  • ur of the chaldees — the city where Abraham was born, sometimes identified with the Sumerian city of Ur. Gen. 11:28, 31; 15:7; Neh. 9:7.
  • vermilion rockfish — a scarlet-red rockfish, Sebastes miniatus, inhabiting waters along the Pacific coast of North America, important as a food fish.
  • weather forecaster — meteorologist
  • wildlife sanctuary — an area where wild animals and plants are protected
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