17-letter words containing c, r, a, f, t, i
- induction furnace — a type of electric furnace used for melting a charge of scrap by the heat produced by its own electrical resistance.
- integral function — an entire function.
- interconfessional — common to or occurring between churches having different confessions.
- interference drag — the drag on an aircraft caused by the interaction of two aerodynamic bodies.
- interim financing — temporary financing
- internal conflict — psychological struggle within the mind of a literary or dramatic character, the resolution of which creates the plot's suspense: Hamlet's inaction is caused by internal conflict.
- intraspecifically — Between individuals of the same species.
- law of reflection — the principle that when a ray of light, radar pulse, or the like, is reflected from a smooth surface the angle of reflection is equal to the angle of incidence, and the incident ray, the reflected ray, and the normal to the surface at the point of incidence all lie in the same plane.
- law of refraction — the principle that for a ray, radar pulse, or the like, that is incident on the interface of two media, the ratio of the sine of the angle of incidence to the sine of the angle of refraction is equal to the ratio of the velocity of the ray in the first medium to the velocity in the second medium and the incident ray, refracted ray, and normal to the surface at the point of incidence all lie in the same plane.
- law of trichotomy — the property that for natural numbers a and b , either a is less than b , a equals b , or a is greater than b .
- magnetizing force — that part of the magnetic induction that is determined at any point in space by the current density and displacement current at that point independently of the magnetic or other physical properties of the surrounding medium. Symbol: H.
- manufacturability — The condition of being manufacturable.
- mare fecunditatis — (Sea of Fertility) a dark plain in the fourth quadrant and extending into the first quadrant of the face of the moon: about 160,000 sq. mi. (415,000 sq. km).
- master of science — a master's degree given usually in a specific branch of the natural sciences, mathematics, or technology.
- munitions factory — a factory where munitions are made
- non-certification — the act of certifying.
- non-confrontation — an act of confronting.
- odour of sanctity — sanctimoniousness
- of its own accord — If something happens of its own accord, it seems to happen by itself, without anyone making it happen.
- off-year election — (in the US) an election held in a year when a presidential election does not take place
- pacific northwest — the region of North America lying north of the Columbia River and west of the Rockies
- pacific tree frog — a common terrestrial frog, Hyla regilla, of western North America, having a dark stripe along each side of the head.
- passenger traffic — number of passengers
- petrol filler cap — a small cover that goes over the hole in a vehicle into which you put petrol
- point of purchase — designating or in use at a retail outlet where an item can be purchased; point-of-sale: point-of-purchase displays to entice the buyer.
- point-of-purchase — designating or in use at a retail outlet where an item can be purchased; point-of-sale: point-of-purchase displays to entice the buyer.
- political refugee — a person who has fled from a homeland because of political persecution.
- pre-configuration — the relative disposition or arrangement of the parts or elements of a thing.
- pre-modifications — an act or instance of modifying.
- pre-qualification — a quality, accomplishment, etc., that fits a person for some function, office, or the like.
- prefect apostolic — the administrator, usually below the rank of bishop, in charge of a prefecture apostolic.
- probation officer — an officer who investigates and reports on the conduct of offenders who are free on probation.
- procurator fiscal — In the Scottish legal system, the procurator fiscal is a public official who puts people on trial.
- protection factor — a figure representing the relative degree of protection from the sun's rays afforded by a particular sunscreen
- protective tariff — a tariff levied on imports to protect the domestic economy rather than to raise revenue
- 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.
- refractory period — a short period after a nerve or muscle cell fires during which the cell cannot respond to additional stimulation.
- return of capital — A return of capital is a situation in which you receive back money that was previously invested.
- rheumatoid factor — an antibody that is found in the blood of many persons afflicted with rheumatoid arthritis and that reacts against globulins in the blood.
- rock of gibraltar — a British crown colony comprising a fortress and seaport located on a narrow promontory near the S tip of Spain. 1.875 sq. mi. (5 sq. km).
- rotation of crops — a system of rotating in a fixed order the kinds of crops, as grain or grass, grown in the same field, to maintain soil fertility
- rush-hour traffic — the large number of vehicles that move along roads, travelling to or from work at the beginning and end of the working day
- 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.
- scratch 'n' sniff — denoting a product that releases a smell when scratched
- self-appreciation — gratitude; thankful recognition: They showed their appreciation by giving him a gold watch.