17-letter words containing p, r
- cartesian product — the set of all ordered pairs of members of two given sets. The product A × B is the set of all pairs <a, b> where a is a member of A and b is a member of B
- castor and pollux — the twin sons of Leda: Pollux was fathered by Zeus, Castor by the mortal Tyndareus. After Castor's death, Pollux spent half his days with his half-brother in Hades and half with the gods in Olympus
- catastrophization — The act or process of catastrophizing.
- caterpillar track — A Caterpillar track is a linked metal chain fastened around the wheels of a heavy vehicle to help it to move over rough ground.
- causality paradox — the hypothetical cause-and-effect of time travel and making changes in the past that would affect current actions.
- 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
- champagne-ardenne — a region of NE France: a countship and commercial centre in medieval times; it consists of a great plain, with sheep and dairy farms and many vineyards
- chapter and verse — If you say that someone gives you chapter and verse on a particular subject, you are emphasizing that they tell you every detail about it.
- chartered company — a company formed for the purpose of exploration and colonization
- chelsea pensioner — an old ex-soldier resident in the Chelsea Royal Hospital
- 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.
- chemoradiotherapy — (medicine) A combination of chemotherapy and radiotherapy used to treat some cancers.
- chemotherapeutics — chemotherapy.
- chest compression — Chest compression is the act of applying pressure to someone's chest in order to help blood flow through the heart in an emergency situation.
- child pornography — pornography using a child or children as the subject.
- chinagraph pencil — a coloured pencil used for writing on china, glass, etc
- chip and pin card — a credit card that incorporates a microchip
- chloracetophenone — chloroacetophenone.
- chloronaphthalene — either of two isomeric naphthalene compounds containing one chlorine atom.
- chord progression — movement from chord to chord
- choreographically — As if choreographed.
- 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.
- church triumphant — those Christians in heaven who have triumphed over evil and the enemies of Christ.
- circumscriptively — In a circumscriptive manner.
- civil partnership — A civil partnership is a legal relationship between two people of the same sex that is similar to marriage.
- class-a amplifier — an electronic amplifier in which the output current flows for the whole of the input signal cycle
- class-b amplifier — an electronic amplifier in which the output flows for half of the input signal cycle
- class-c amplifier — an electronic amplifier in which the output current flows for less than half of the input cycle
- clifden nonpareil — a handsome nocturnal moth, Catocala fraxini, that is brown with bluish patches on the hindwings: related to the red underwing
- clipperton island — an uninhabited atoll in the E Pacific SW of Mexico, under French administration. Area: 6 sq km (2.3 sq miles)
- close corporation — a small private limited company
- close parenthesis — right parenthesis
- club subscription — an amount of money that someone pays regularly in order to belong to a club
- clumber (spaniel) — a short-legged spaniel with a heavy body and a thick coat of straight, white hair marked with yellow or orange
- cognitive therapy — a form of psychotherapy in which the patient is encouraged to change the way he or sees the world and himself or herself: used particularly to treat depression
- college professor — a lecturer or researcher who works in a college
- collodion process — wet plate process.
- color temperature — a temperature defined in terms of the temperature of a black body at which it emits light of a specified spectral distribution: used to specify the color of a light source.
- colour photograph — a photograph that is developed and printed in colour
- colour separation — the division of a coloured original into cyan, magenta, yellow, and black so that plates may be made for print reproduction. Separation may be achieved by electronic scanning or by photographic techniques using filters to isolate each colour
- colour supplement — A colour supplement is a colour magazine which is one of the sections of a newspaper, especially at weekends.
- come to handgrips — to engage in hand-to-hand fighting
- come to the party — to take part or become involved
- commuter airplane — air taxi.
- company commander — the commander of a company of soldiers
- company secretary — A company secretary is a person whose job within a company is to keep the legal affairs, accounts, and administration in order.