17-letter words containing o, r, c, a, s
- coordinate clause — one of two or more clauses in a sentence having the same status and introduced by coordinating conjunctions
- coordinate system — a system of coordinates that uses numbers to represent a point, line, or the like.
- copernican system — the theory published in 1543 by Copernicus which stated that the earth and the planets rotated around the sun and which opposed the Ptolemaic system
- coral honeysuckle — trumpet honeysuckle.
- coronal consonant — a consonant articulated with the tip of the tongue against the upper front teeth, or the gum just above it
- coronary arteries — either of two arteries that originate in the aorta and supply the heart muscle with blood.
- corporal of horse — a noncommissioned rank in the British Household Cavalry above that of sergeant and below that of staff sergeant
- corporate sponsor — a business that sponsors a particular type of event
- corpus cavernosum — either of two masses of erectile tissue in the penis of mammals
- counter-espionage — Counter-espionage is the same as counter-intelligence.
- counter-signature — a signature added by way of countersigning.
- counteraccusation — An accusation made in reply to another accusation.
- counterchallenges — Plural form of counterchallenge.
- counterparty risk — the risk that a person who is a party to a contract will default on their obligations under that contract
- countersignatures — Plural form of countersignature.
- course protractor — a navigational instrument for measuring the bearing of a course as given on a chart, having a disk calibrated in degrees and an arm pivoted about the center of the disk.
- courtship display — behaviour that is aimed at attracting a mate
- cover your tracks — If someone covers their tracks, they hide or destroy evidence of their identity or their actions, because they want to keep them secret.
- cream one's jeans — the fatty part of milk, which rises to the surface when the liquid is allowed to stand unless homogenized.
- creature comforts — Creature comforts are the things that you need to feel comfortable in a place, for example good food and modern equipment.
- critical constant — any of three constants associated with the critical point of a pure element or compound.
- cross of lorraine — a cross with two horizontal bars above and below the midpoint of the vertical bar, the lower longer than the upper
- cross one's heart — to promise or pledge, esp by making the sign of a cross over one's heart
- cross-correlation — the correlation between two sequences of random variables in a time series
- cross-examination — to examine by questions intended to check a previous examination; examine closely or minutely.
- cross-lot bracing — bracing extending from one side of an excavation to the opposite to retain the earth on both sides.
- cross-pollination — the transfer of pollen from the anthers of one flower to the stigma of another flower by the action of wind, insects, etc
- cross-utilization — to make use of in an additional or different way.
- cryopreservations — the storage of blood or living tissues at extremely cold temperatures, often -196 degrees Celsius.
- cryptocrystalline — (of rocks) composed of crystals that can be distinguished individually only by the use of a polarizing microscope
- customs brokerage — the work of a customs broker
- customs clearance — the permission to take goods into or out of a country once customs requirements have been satisfied
- cut a person dead — to ignore a person completely
- cutaneous quittor — a purulent infection of horses and other hoofed animals, characterized by an acute inflammation of soft tissue above the hoof and resulting in suppuration and sloughing of the skin and usually lameness.
- cypriot syllabary — a syllabic script in use on Cyprus in the first millennium b.c., used for the writing of Greek and of an unknown language.
- cytomegaloviruses — Plural form of cytomegalovirus.
- cytotrophoblastic — Relating to, or containing, cytotrophoblasts.
- d&o insurance — D&O insurance is a personal liability insurance that provides cover to the directors and senior executives of a company.
- damp-proof course — A damp-proof course is the same as a damp course.
- de facto standard — A widespread consensus on a particular product or protocol which has not been ratified by any official standards body, such as ISO, but which nevertheless has a large market share. The archetypal example of a de facto standard is the IBM PC which, despite is many glaring technical deficiencies, has gained such a large share of the personal computer market that it is now popular simply because it is popular and therefore enjoys fierce competition in pricing and software development.
- decriminalisation — (chiefly, British) Alternative form of decriminalization.
- dehistoricization — The process or result of dehistoricizing.
- dehydrochlorinase — an enzyme that catalyzes the removal of hydrogen and chlorine atoms or ions from chlorinated hydrocarbons.
- delay instruction — delayed control-transfer
- denial of service — a deliberate interruption in access to a computer system or network, esp by using multiple computers to generate an unmanageable volume of traffic (distributed denial of service)
- denial-of-service — pertaining to or being an incident in which a computer or computer network is disabled, disrupting access or service: a website hit by a denial-of-service attack; unintentional denial-of-service problems.
- deoxyribonuclease — DNase.
- despotic monarchy — absolute monarchy.
- dessert chocolate — cooking chocolate
- desynchronisation — (British spelling) Alternative form of desynchronization.