17-letter words containing f, i, r, e, s, c
- presiding officer — the person who presides over the Scottish Parliament or Welsh Assembly
- purple of cassius — a purple pigment precipitated as a sol by the interaction of gold chloride and a solution of stannic acid and stannous chloride: used chiefly in the manufacture of ruby glass, ceramic glazes, and enamels.
- recursion formula — a formula for determining the next term of a sequence from one or more of the preceding terms.
- refuse collection — the collection of rubbish and waste, usually in a rubbish or refuse truck, before final disposal
- registered office — official business address
- resurrection fern — a drought-resistant, evergreen, epiphytic fern, Polypodium polypodioides, of subtropical to tropical America, appearing to be a ball of coiled, dead leaves in the dry season but reviving with moisture.
- sacrifice paddock — a grassed area allowed to be grazed completely, to be cultivated and resown later
- sacrificial anode — Chemistry. an anode that is attached to a metal object subject to electrolysis and is decomposed instead of the object.
- safety precaution — a precaution that is taken in order to ensure that something is safe and not dangerous
- scarlet firethorn — a Eurasian evergreen, thorny shrub, Pyracantha coccinea, of the rose family, having white, hairy flower clusters and bright red berries.
- schiff-s--reagent — a solution of rosaniline and sulfurous acid in water, used to test for the presence of aldehydes.
- scientific theory — a coherent group of propositions formulated to explain a group of facts or phenomena in the natural world and repeatedly confirmed through experiment or observation: the scientific theory of evolution.
- self-appreciation — gratitude; thankful recognition: They showed their appreciation by giving him a gold watch.
- self-confirmation — the act of confirming.
- self-consecration — the act of setting oneself to a task or vocation without ordination by others or by a religious body.
- self-conservation — the act of conserving; prevention of injury, decay, waste, or loss; preservation: conservation of wildlife; conservation of human rights.
- self-depreciating — self-deprecating.
- self-introduction — the act of introducing or the state of being introduced.
- self-purification — a natural process of purifying, as the ability of a body of water to rid itself of pollutants.
- self-recollection — the act or power of recollecting, or recalling to mind; remembrance.
- self-renunciation — renunciation of one's own will, interests, etc.
- self-reproduction — the act or process of reproducing.
- semi-manufactured — the making of goods or wares by manual labor or by machinery, especially on a large scale: the manufacture of television sets.
- share certificate — a certificate of deposit issued by a credit union.
- sign of the cross — a movement of the hand to indicate a cross, as from forehead to breast and left shoulder to right or, in the Eastern Orthodox Church, from right shoulder to left.
- significant other — Sociology. a person, as a parent or peer, who has great influence on one's behavior and self-esteem.
- silicon rectifier — a rectifier consisting of a semiconductor diode using crystalline silicon
- silk manufacturer — a person or business that is involved in the manufacture of silk thread and fabric
- sister of charity — a member of one of several congregations of sisters founded in 1634 by St. Vincent de Paul.
- south west africa — a former name of Namibia.
- south-west africa — a former name of Namibia.
- spatial frequency — the measure of fine detail in an optical image in terms of cycles per millimetre
- sports facilities — places and things for doing sports
- stare in the face — to gaze fixedly and intently, especially with the eyes wide open.
- stereospecificity — (of a reaction) producing a simple stereoisomer.
- stock certificate — a certificate evidencing ownership of one or more shares of stock in a corporation.
- sufficient reason — the principle that nothing happens by pure chance, but that an explanation must always be available
- sulfonyl chloride — a colorless liquid, SO 2 Cl 2 , having a very pungent odor and corrosive to the skin and mucous membranes: used as a chlorinating or sulfonating agent.
- supreme sacrifice — the sacrifice of one's own life: Many made the supreme sacrifice during the war.
- teaching software — computer software for use in providing online education
- the bag of tricks — every device; everything
- the carboniferous — the Carboniferous period or rock system
- traffic diversion — a special route arranged for traffic to follow when the normal route cannot be used
- transfer function — The transfer function of a circuit is the ratio of the response to the input.
- unclassified road — a road that has not been given a grade because it is of a basic standard
- unofficial strike — a strike that is not approved by the strikers' trade union
- vermiform process — vermiform appendix.
- welfare economics — a branch of economics concerned with improving human welfare and social conditions chiefly through the optimum distribution of wealth, the relief or reduction of unemployment, etc.
- year of confusion — (in ancient Rome) the year of 445 days preceding the introduction, in 46 b.c., of the Julian calendar: lengthened to compensate for the cumulative errors of the Roman calendar.