15-letter words containing d, o, r, y
- 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)
- cyanide process — a process for recovering gold and silver from ores by treatment with a weak solution of sodium cyanide
- 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
- dermatomyositis — a chronic medical condition characterized by inflammation of muscles (myositis), accompanied by a skin rash
- dermatophytosis — a fungal infection of the skin, esp the feet
- design recovery — (process) A subtask of reverse engineering in which domain knowledge, external information, and deduction of fuzzy reasoning are added to the observations of the subject system to identify meaningful higher level abstractions beyond those obtained directly by examining the system itself. In other words, design recovery aims to work out what a system or component was designed to do rather than just examining its subcomponents and their interrelationships.
- desynchronizing — Present participle of desynchronize.
- detective story — a story in which a detective tries to solve a crime
- diastrophically — in a diastrophic fashion
- dilatory motion — a formal proposal to be discussed and voted on in a debate whose effect is to interrupt the business under discussion at the time
- dionysius thrax — c100 b.c, Greek grammarian.
- disconcertingly — disturbing to one's composure or self-possession; upsetting, discomfiting.
- discovery inlet — an inlet of the Ross Sea, Antarctica.
- discretionarily — subject or left to one's own discretion.
- disinflationary — (economics) Exhibiting or causing reduced inflation.
- disquisitionary — of or relating to a disquisition
- dissatisfactory — causing dissatisfaction; unsatisfactory: dissatisfactory service.
- do the dirty on — to behave meanly or unkindly towards
- do your head in — If something or someone does your head in, they make you angry or frustrated.
- domain maturity — (systems analysis) The level of stability and depth of understanding that has been achieved in an area for which applications are developed.
- donnybrook fair — a fair which until 1855 was held annually at Donnybrook, County Dublin, Ireland, and which was famous for rioting and dissipation.
- dorito syndrome — (humour) Feelings of emptiness and dissatisfaction triggered by addictive substances that lack nutritional content. "I just spent six hours surfing the Web, and now I've got a bad case of Dorito Syndrome."
- dorsiventrality — The quality of being dorsiventral.
- dorsoventrality — Zoology. pertaining to the dorsal and ventral aspects of the body; extending from the dorsal to the ventral side: the dorsoventral axis.
- double jeopardy — the subjecting of a person to a second trial or punishment for the same offense for which the person has already been tried or punished.
- dougherty wagon — a horse- or mule-drawn passenger wagon having doors on the side, transverse seats, and canvas sides that can be rolled down.
- down's syndrome — a genetic disorder, associated with the presence of an extra chromosome 21, characterized by mild to severe mental impairment, weak muscle tone, shorter stature, and a flattened facial profile.
- dry goods store — a shop selling textiles and haberdashery
- drying-up cloth — a tea towel
- duty to retreat — a legal principle that requires a person as a first response to back away or flee from a threatening situation rather than attempt self-defense by deadly force: Duty to retreat has always been a debatable doctrine.