17-letter words containing f, e, r, d, i, n
- organized ferment — ferment (def 1).
- peridot of ceylon — a honey-colored tourmaline, used as a gem: not a true peridot.
- periodic function — a function of a real or complex variable that is periodic.
- phenylformic acid — benzoic acid.
- pre-modifications — an act or instance of modifying.
- prelingually deaf — deaf from birth or having acquired deafness before learning to speak
- presiding officer — the person who presides over the Scottish Parliament or Welsh Assembly
- proficiency badge — an insignia or device granted by the Girl Scouts and worn especially on a uniform to indicate special achievement.
- proof of identity — a document or documents used to verify someone's identity
- receding forehead — a forehead which slopes backwards
- reduction formula — a formula, such as sin (90° ± A) = cos A, expressing the values of a trigonometric function of any angle greater than 90° in terms of a function of an acute angle
- reformed spelling — a revised orthography intended to simplify the spelling of English words, especially to eliminate unpronounced letters, as by substituting thru for through, tho for though, slo for slow, etc.
- road-fund licence — a licence showing that the tax payable in respect of a motor vehicle has been paid
- sacrificial anode — Chemistry. an anode that is attached to a metal object subject to electrolysis and is decomposed instead of the object.
- self-administered — to manage (affairs, a government, etc.); have executive charge of: to administer the law.
- self-aggrandizing — increase of one's own power, wealth, etc., usually aggressively.
- self-depreciating — self-deprecating.
- self-introduction — the act of introducing or the state of being introduced.
- 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.
- south farmingdale — a town on central Long Island, in SE New York.
- south frigid zone — the part of the earth's surface between the Antarctic Circle and the South Pole.
- southern studfish — See under studfish.
- springfield rifle — a single-shot, breechloading .45-caliber rifle used by the U.S. Army from 1867 to 1893.
- stannous fluoride — a white, crystalline powder, SnF 2 , slightly soluble in water: used as a source of fluorine in the prevention of dental caries, especially as a toothpaste additive.
- 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.
- the confederation — the original 13 states of the United States of America constituted under the Articles of Confederation and superseded by the more formal union established in 1789
- the faint-hearted — people of a nervous disposition
- thermal diffusion — the separation of constituents, often isotopes, of a fluid under the influence of a temperature gradient.
- traffic diversion — a special route arranged for traffic to follow when the normal route cannot be used
- unclassified road — a road that has not been given a grade because it is of a basic standard
- under the sign of — during that portion of the year when the sun is passing through and thus subject to the influence of (a specified sign of the zodiac)
- vanilla-flavoured — having been flavoured with vanilla extract or essence
- videoconferencing — the holding of videoconferences.
- wage differential — the difference in wages between workers with different skills in the same industry or between those with comparable skills in different industries or localities
- wedding breakfast — meal served at wedding reception
- with a difference — If you describe a job or holiday, for example, as a job with a difference or a holiday with a difference, you mean that the job or holiday is very interesting and unusual.