17-letter words containing r, a, c, i
- centre of gravity — The centre of gravity of an object is a point in it. If this point is above the base of the object, it stays stable, rather than falling over.
- centrifugal brake — a safety mechanism on a hoist, crane, etc, that consists of revolving brake shoes that are driven outwards by centrifugal force into contact with a fixed brake drum when the rope drum revolves at excessive speed
- centrifugal force — In physics, centrifugal force is the force that makes objects move outwards when they are spinning around something or travelling in a curve.
- centripetal force — a force that acts inwards on any body that rotates or moves along a curved path and is directed towards the centre of curvature of the path or the axis of rotation
- cerebral accident — a disturbance of the blood supply to parts of the brain because of blockage or hemorrhage, causing unconsciousness, paralysis, etc.; stroke
- certified teacher — a teacher who has the required credentials to teach in a particular place
- chancery division — (in England) the Lord Chancellor's court, now a division of the High Court of Justice
- character witness — a witness in a trial who testifies to the accused's general good character rather than providing evidence about the specific offence which has led to him or her being on trial
- characterisations — Plural form of characterisation.
- characterizations — portrayal; description: the actor's characterization of a politician.
- characterological — of or relating to character or the study of character
- charente-maritime — a department of W France, in Poitou-Charentes region. Capital: La Rochelle. Pop: 576 855 (2003 est). Area: 7232 sq km (2820 sq miles)
- charge d'affaires — A chargé d'affaires is a person appointed to act as head of a diplomatic mission in a foreign country while the ambassador is away.
- charles lindbergh — Anne (Spencer) Morrow, 1906–2001, U.S. writer (wife of Charles Augustus Lindbergh).
- charter of rights — a section of the Canadian Constitution containing a statement of the basic rights of citizens of Canada.
- chartered society — a society that has an official charter
- chelsea pensioner — an old ex-soldier resident in the Chelsea Royal Hospital
- chemical engineer — A chemical engineer is a person who designs and constructs the machines needed for industrial chemical processes.
- chemical property — Chemistry. a property or characteristic of a substance that is observed during a reaction in which the chemical composition or identity of the substance is changed: Combustibility is an important chemical property to consider when choosing building materials.
- chemical reaction — a process that involves changes in the structure and energy content of atoms, molecules, or ions but not their nuclei
- chemoradiotherapy — (medicine) A combination of chemotherapy and radiotherapy used to treat some cancers.
- chemotherapeutics — chemotherapy.
- chicklet keyboard — (spelling) It's spelled "chiclet keyboard".
- child pornography — pornography using a child or children as the subject.
- china grass cloth — grass cloth.
- chinagraph pencil — a coloured pencil used for writing on china, glass, etc
- chinese artichoke — a hairy plant, Stachys affinis, of China and Japan, having numerous small, white, edible tubers.
- chinese turkestan — the E part of the central Asian region of Turkestan: corresponds generally to the present-day Xinjiang Uygur Autonomous Region of China
- chip and pin card — a credit card that incorporates a microchip
- chloroacetic acid — a colourless crystalline soluble strong acid prepared by chlorinating acetic acid and used as an intermediate in the manufacture of many chemicals; monochloracetic acid. Formula: CH2ClCOOH
- chlortetracycline — an antibiotic used in treating many bacterial and rickettsial infections: obtained from the bacterium Streptomyces aureofaciens. Formula: C22H23ClN2O8
- chocolate soldier — a person who mistakenly believes that he or she is very powerful, important, or impressive
- choreographically — As if choreographed.
- christian science — Christian Science is a type of Christianity which emphasizes the use of prayer to cure illness.
- christmas cracker — a decorated cardboard tube that emits a bang when pulled apart, releasing a toy, a joke, or a paper hat.
- christmas disease — a relatively mild type of haemophilia, caused by lack of a protein (Christmas factor) implicated in the process of blood clotting
- christmas present — a present given at Christmas time, typically on Christmas Day
- christmas pudding — Christmas pudding is a special pudding that is eaten at Christmas.
- chromolithographs — Plural form of chromolithograph.
- chromolithography — the process of making coloured prints by lithography
- chronographically — a timepiece fitted with a recording device, as a stylus and rotating drum, used to mark the exact instant of an occurrence, especially in astronomy.
- chronological age — the number of years a person has lived, especially when used as a standard against which to measure behavior, intelligence, etc.
- church triumphant — those Christians in heaven who have triumphed over evil and the enemies of Christ.
- cigarette lighter — A cigarette lighter is a device which produces a small flame when you press a switch and which you use to light a cigarette or cigar.
- cigarette machine — a vending machine from which cigarettes can be purchased
- circassian walnut — the hard, heavy, brown or purplish wood of the English walnut
- circle the wagons — to take defensive action; prepare for an attack: from arranging a wagon train in a circular formation
- circular function — trigonometric function (def 1).
- circular triangle — a triangle in which each side is the arc of a circle
- circular velocity — the velocity at which a body must move in order to maintain an orbit at the outer edge of the earth's atmosphere.