15-letter words containing r, o, y
- crisis theology — a neoorthodox theology, advocated by Karl Barth and others, emphasizing the absolute necessity of faith and divine revelation in transcending the personal crisis, common to all humankind, that arises from the contradictions inherent in human nature and in the social order.
- cromolyn sodium — a substance, C 23 H 14 Na 2 O 11 , used as a preventive inhalant for bronchial asthma and hay fever.
- crossopterygian — any bony fish of the subclass Crossopterygii, having fleshy limblike pectoral fins. The group, now mostly extinct, contains the ancestors of the amphibians
- crossreactivity — Alternative spelling of cross-reactivity.
- crunchy granola — crisp; brittle.
- crunchy-granola — characterized by or defining oneself by ecological awareness, liberal political views, and support or use of natural products and health foods.
- cryoanaesthesia — Alternative spelling of cryoanesthesia.
- cryoelectronics — the branch of electronics dealing with the application of low-temperature behavior, especially superconductivity, to electronic devices.
- cryoprecipitate — a precipitate obtained by controlled thawing of a previously frozen substance. Factor VIII, for treating haemophilia, is often obtained as a cryoprecipitate from frozen blood
- cryoprotectants — Plural form of cryoprotectant.
- cryptographical — the science or study of the techniques of secret writing, especially code and cipher systems, methods, and the like. Compare cryptanalysis (def 2).
- cryptosporidium — any parasitic sporozoan protozoan of the genus Cryptosporidium, species of which are parasites of birds and animals and can be transmitted to humans, causing severe abdominal pain and diarrhoea (cryptosporidiosis)
- cryptozoologist — an expert in cryptozoology
- crystal counter — an instrument for detecting and measuring the intensity of high-energy radiation, in which particles collide with a crystal and momentarily increase its conductivity
- crystalliferous — producing or containing crystals
- crystallisation — (British) alternative spelling of crystallization.
- crystallization — Crystallization is the process in which crystals are formed either from something that has been melted or from a solution.
- crystallography — the science concerned with the formation, properties, and structure of crystals
- curiosity value — value arising from rarity or strangeness rather than intrinsic worth
- cut your losses — If you cut your losses, you stop doing what you were doing in order to prevent the bad situation that you are in becoming worse.
- cyanide process — a process for recovering gold and silver from ores by treatment with a weak solution of sodium cyanide
- cybertechnology — Computer technology, especially that which involves the Internet or cyberspace.
- cyclobenzaprine — A particular antidepressant generally prescribed as an analgesic and muscle relaxant.
- cyclone furnace — a furnace burning liquid or pulverized fuel in a whirling air column.
- cystic fibrosis — Cystic fibrosis is a serious disease of the glands which usually affects children and can make breathing difficult.
- cytomegalovirus — a virus of the herpes virus family that may cause serious disease in patients whose immune systems are compromised
- cytophotometers — Plural form of cytophotometer.
- cytophotometric — of or relating to cytophotometry
- cytotrophoblast — the thickened, inner part of the mammalian placenta nearest to the fetus, covering the chorion during early pregnancy
- dadchelor party — a party primarily attended by men and held to honour and present gifts to a prospective father
- daguerreotyping — Present participle of daguerreotype.
- daguerreotypist — an obsolete photographic process, invented in 1839, in which a picture made on a silver surface sensitized with iodine was developed by exposure to mercury vapor.
- dark-eyed junco — a common North American junco, Junco hyemalis, having a pink bill, gray and brown body plumage, white belly and outer tail feathers, and differing from other species of junco in having a dark brown rather than yellow iris.
- data dictionary — an index of data held in a database and used to assist in the access to data
- day of the lord — Also called Day of Yahweh. (in Old Testament eschatology) a day of final judgment. Amos 5:18–21; Ezek. 30.
- decarboxylation — the removal or loss of a carboxyl group from an organic compound
- decision theory — the study of strategies for decision-making under conditions of uncertainty in such a way as to maximize the expected utility
- decorated style — a 14th-century style of English architecture characterized by the ogee arch, geometrical tracery, and floral decoration
- degree ceremony — a ceremony at which university degrees are awarded
- dehydrogenating — Present participle of dehydrogenate.
- dehydrogenation — to remove hydrogen from (a compound).
- delayed neutron — a neutron produced in a nuclear reactor by the breakdown of a fission product and released a short time after neutrons produced in the primary process
- demographically — of or relating to demography, the science of vital and social statistics.
- demonstrability — The quality of being demonstrable.
- demonstratively — characterized by or given to open exhibition or expression of one's emotions, attitudes, etc., especially of love or affection: She wished her fiancé were more demonstrative.
- dendrochemistry — (chemistry) the science, related to dendrochronology, that uses the analysis of trace minerals in tree rings to study air pollution in past times.
- dendrohydrology — The science that uses dendrochronology to investigate and reconstruct hydrologic processes, such as river flow and past lake levels.
- dephosphorylate — to remove a phosphate group from (an organic compound)
- depletion layer — a region at the interface between dissimilar zones of conductivity in a semiconductor, in which there are few charge carriers
- dermatoglyphics — the lines forming a skin pattern, esp on the palms of the hands and soles of the feet