17-letter words containing a, r, t, y, c
- cryptoclimatology — See under microclimatology.
- cryptocrystalline — (of rocks) composed of crystals that can be distinguished individually only by the use of a polarizing microscope
- cryptographically — In a cryptographic manner; using cryptography; for cryptographic purposes.
- cyclooctatetraene — a colorless, flammable liquid cyclic hydrocarbon, C 8 H 8 , used in organic research.
- cylinder capacity — the cylinder volume that is swept by the pistons of an internal-combustion engine
- 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.
- cyrillic alphabet — the alphabet derived from that of the Greeks, supposedly by Saint Cyril, for the writing of Slavonic languages: now used primarily for Russian, Bulgarian, and the Serbian dialect of Serbo-Croat
- cytoarchitectonic — Of or pertaining to cytoarchitectonics (cytoarchitecture).
- cytomegaloviruses — Plural form of cytomegalovirus.
- cytotrophoblastic — Relating to, or containing, cytotrophoblasts.
- defence secretary — the member of a government who is responsible for the country's armed forces
- dehydrochlorinate — to remove hydrogen chloride or chlorine and hydrogen from (a substance).
- delay instruction — delayed control-transfer
- dendroclimatology — The science that uses dendrochronology to reconstruct historical climate conditions.
- despotic monarchy — absolute monarchy.
- desynchronisation — (British spelling) Alternative form of desynchronization.
- desynchronization — to cause to indicate the same time, as one timepiece with another: Synchronize your watches.
- deterministically — the doctrine that all facts and events exemplify natural laws.
- dialect geography — linguistic geography
- diaphragmatically — By use of the diaphragm; in a diaphragmatic way.
- dictionary attack — an attempt to hack into a computer or network by submitting every word in a dictionary as a possible password
- dictionary-making — the work or activity of compiling dictionaries
- disaster recovery — (business) (DR) Planning and implementation of procedures and facilities for use when essential systems are not available for a period long enough to have a significant impact on the business, e.g. when the head office is blown up. Disasters include natural: fire, flood, lightning, hurricane; hardware: power failure, component failure, head crash; software failure: bugs, resources; vandalism: arson, bombing, cracking, theft; data corruption or loss: human error, media failure; communications: computer network equipment, network storm, telephones; security: passwords compromised, computer virus; legal: change in legislation; personnel: unavailability of essential staff, industrial action. Companies need to plan for disaster: before: risk analysis, preventive measures, training; during: how should staff and systems respond; after: recovery measures, post mortem analysis. Hardware can usually be replaced and is usually insured. Software and data needs to be backed up off site. Alternative communication systems should be arranged in case of network failure or inaccessible premises, e.g. emergency telephone number, home working, alternative data center.
- disrespectability — Lack of respectability.
- district attorney — an officer who acts as attorney for the people or government within a specified district.
- duality principle — the principle that a mathematical duality exists under certain conditions.
- ectopic pregnancy — the development of a fertilized ovum outside the uterus, as in a Fallopian tube.
- egyptian brackets — (programming, humour) A humourous term for K&R indent style, referring to the "one hand up in front, one down behind" pose which popular culture inexplicably associates with Egypt.
- electricity board — a company which supplies electricity
- electrochemically — In an electrochemical manner.
- electrometallurgy — metallurgy involving the use of electric-arc furnaces, electrolysis, and other electrical operations
- electromyographic — Using electromyography.
- electron affinity — a measure of the ability of an atom or molecule to form a negative ion, expressed as the energy released when an electron is attached
- electronegativity — The tendency, or a measure of the ability, of an atom or molecule to attract electrons and thus form bonds.
- electrostatically — In an electrostatic manner, by electrostatic means.
- elementary school — primary school
- emergency rations — food and drink that is designated for use in an emergency: for example, in a famine, after a plane crash, when hill-walkers or mountaineers are stranded, etc.
- ethnopharmacology — The scientific study correlating ethnic groups, their health, and how it relates to their physical habits and methodology in creating and using medicines.
- factory inspector — a person who inspects factories
- fancy dress party — a party at which the guests wear fancy dress
- farming community — a community where farming is the main industry
- fellow countryman — sb of same nationality
- ferrimagnetically — In a ferrimagnetic manner.
- floating currency — a currency that is free to fluctuate against other currencies in accordance with market forces
- floating dry dock — a dock that floats and can be lowered in the water for the entrance of a ship, and then raised for use as a dry dock
- foreign secretary — foreign minister.
- fraternal society — a club or other association, usually of men, having a limited membership and devoted to professional, religious, charitable, or social activities.
- general secretary — the chief administrator of an organization
- glastonbury chair — a folding chair having legs crossed front-to-back and having arms connected to the back and to the front seat rail.
- grey-faced petrel — a dark-coloured New Zealand petrel, Pterodroma macroptera gouldi