17-letter words containing f, r, u, i, t, l
- publicity officer — a person who is employed to get publicity for an organization, or to provide information about it
- quadratic formula — the formula for determining theroots of a quadratic equation from its coefficients: .
- rational function — a function that can be written as the quotient of two polynomials with integral coefficients.
- 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
- reflection nebula — a cloud of interstellar gas and dust that reflects the light of neighboring stars.
- refuse collection — the collection of rubbish and waste, usually in a rubbish or refuse truck, before final disposal
- return of capital — A return of capital is a situation in which you receive back money that was previously invested.
- 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-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.
- separating funnel — a large funnel having a tap in its output tube, used to separate immiscible liquids
- silk manufacturer — a person or business that is involved in the manufacture of silk thread and fabric
- south farmingdale — a town on central Long Island, in SE New York.
- 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.
- statue of liberty — a large copper statue, on Liberty Island, in New York harbor, depicting a woman holding a burning torch: designed by F. A. Bartholdi and presented to the U.S. by France; unveiled 1886.
- strike-slip fault — a geological fault on which the movement is along the strike of the fault
- the final curtain — the closing of the curtain at the end of the action of a play
- thermal diffusion — the separation of constituents, often isotopes, of a fluid under the influence of a temperature gradient.
- thiosulfuric acid — an acid, H 2 S 2 O 3 , that may be regarded as sulfuric acid with one oxygen atom replaced by sulfur.
- thistle butterfly — any nymphalid butterfly of the genus Vanessa, as the red admiral or painted lady.
- troilus butterfly — spicebush swallowtail.
- unofficial strike — a strike that is not approved by the strikers' trade union
- vibrofluidization — Vibrofluidization is when vibration is used to make particles move in a fluidized bed.