17-letter words containing u, n, f, l, s
- 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
- russian wolfhound — borzoi.
- san andreas fault — an active strike-slip fault in W United States, extending from San Francisco to S California and forming the on-land portion of the western margin of the North American Plate.
- self-constituting — to compose; form: mortar constituted of lime and sand.
- self-introduction — the act of introducing or the state of being introduced.
- self-perpetuating — continuing oneself in office, rank, etc., beyond the normal limit.
- self-priming pump — A self-priming pump is a pump that will clear its passages of air and start pumping.
- self-purification — a natural process of purifying, as the ability of a body of water to rid itself of pollutants.
- self-renunciation — renunciation of one's own will, interests, etc.
- self-reproduction — the act or process of reproducing.
- self-rising flour — Self-rising flour is flour that makes cakes rise when they are cooked because it has chemicals added to it.
- separating funnel — a large funnel having a tap in its output tube, used to separate immiscible liquids
- sexual preference — Someone's sexual preference is the same as their sexual orientation.
- silk manufacturer — a person or business that is involved in the manufacture of silk thread and fabric
- sinus of valsalva — any of the pouches of the aorta and the pulmonary artery opposite the flaps of the semilunar valves into which blood returning to the heart flows, closing the valves.
- south farmingdale — a town on central Long Island, in SE New York.
- spanish influenza — the pandemic respiratory infection that spread throughout the world during 1917–18.
- spatial frequency — the measure of fine detail in an optical image in terms of cycles per millimetre
- 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.
- take upon oneself — to take the responsibility for; accept as a charge
- the life and soul — a person regarded as the main source of merriment and liveliness
- the sound of mull — the water that separates the island of Mull from the mainland of Scotland
- thermal diffusion — the separation of constituents, often isotopes, of a fluid under the influence of a temperature gradient.
- unclassified road — a road that has not been given a grade because it is of a basic standard
- uncomfortableness — causing discomfort or distress; painful; irritating.
- unlawful assembly — a meeting of three or more people with the intent of carrying out any unlawful purpose
- unofficial strike — a strike that is not approved by the strikers' trade union
- unprofessionalism — not professional; not pertaining to or characteristic of a profession.
- unselfconsciously — in an unselfconscious manner
- wallis and futuna — French overseas territory in the South Pacific, northeast of the Fiji Islands: it consists of two groups of islands (Wallis Islands and Futuna Islands): c. 106 sq mi (275 sq km); pop. 14,000