17-letter words containing o, d, y, n
- dideoxynucleotide — (biochemistry) Any nucleotide formed from a deoxynucleotide by loss of a second hydroxy group from the deoxyribose group.
- diethylene glycol — a syrupy colorless liquid, C 4 H 10 O 3 , used as a solvent for cellulose nitrate and as a fabric softener.
- dihydroergotamine — an ergot alkaloid, C 33 H 37 N 5 O 5 , used in the treatment of various types of migraine headache.
- dihydromorphinone — a narcotic compound, C 17 H 19 O 3 N, prepared from morphine and used chiefly as an analgesic.
- dionysius exiguus — died a.d. 556? Scythian monk, chronologist, and scholar: devised the current system of reckoning the Christian era.
- diphenylhydantoin — a white, slightly water-soluble powder, C 15 H 11 N 2 O 2 , used in the form of its sodium salt to prevent or arrest convulsions in epilepsy.
- disadvantageously — In a disadvantageous manner.
- disorderly person — a person guilty of disorderly conduct.
- disproportionally — not in proportion; disproportionate.
- district attorney — an officer who acts as attorney for the people or government within a specified district.
- do your own thing — If you do your own thing, you live, act, or behave in the way you want to, without paying attention to convention or depending on other people.
- dog and pony show — an elaborate sales, advertising, or publicity presentation or campaign.
- dollar a year man — of or being an official or employee, especially a federal appointee, who receives a token annual salary, usually of one dollar: a dollar-a-year man.
- downward mobility — movement from one social level to a higher one (upward mobility) or a lower one (downward mobility) as by changing jobs or marrying.
- downwardly mobile — See under vertical mobility (def 1).
- downwardly-mobile — See under vertical mobility (def 1).
- dress-down friday — In some companies employees are allowed to wear clothes that are less smart than usual on a Friday. This day is known as a dress-down Friday.
- drive-by download — an incidence of an unwanted program being automatically downloaded to a computer, often without the user's knowledge
- drive-by shooting — an incident in which a person, building, or vehicle is shot at by someone in a moving vehicle
- dynamic execution — (processor) A combination of techniques - multiple branch prediction, data flow analysis and speculative execution. Intel implemented Dynamic Execution in the P6 after analysing the execution of billions of lines of code.
- early closing day — a day on which most shops in a town or area close after lunch
- eastern orthodoxy — the faith, practice, membership, and government of the Eastern Orthodox Church.
- employee discount — When the employees of a store or other retail business are entitled to an employee discount, they do not have to pay the full price for goods they buy in the store.
- ethinyloestradiol — Alternative form of ethinylestradiol.
- extraordinary ray — the plane-polarized ray of light that does not obey the laws of refraction in a doubly refracting crystal
- firehose syndrome — (networking, jargon) An absence, failure or inadequacy of flow control mechanisms causing the sender to overwhelm the receiver. The implication is that, like trying to drink from a firehose, the consequenses are worse than just loss of data, e.g. the receiver may crash. See ping-flood.
- 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
- forever and a day — without ever ending; eternally: to last forever.
- friend of dorothy — a male homosexual
- front-end payment — a payment required or incurred in advance of a project in order to get it under way
- glycosphingolipid — (biochemistry) a lipid that contains at least one monosaccharide unit and either a sphingoid or a ceramide.
- gulf war syndrome — a group of symptoms occurring in some Gulf War veterans, most commonly including headache and memory loss, muscle pain, skin disorders, fatigue, sleep disturbances, and gastrointestinal and respiratory ailments, possibly caused by exposure to chemical weapons, vaccines, infectious diseases, or other factors.
- gunboat diplomacy — diplomatic relations involving the use or threat of military force, especially by a powerful nation against a weaker one.
- henry cabot lodge — Henry Cabot, 1850–1924, U.S. public servant and author: senator 1893–1924.
- homeland security — national defence
- hurler's syndrome — a medical condition characterized by physical deformity and mental deficiency
- hydrofluorocarbon — Any of a class of partly chlorinated and fluorinated hydrocarbons, used as an alternative to chlorofluorocarbons in foam production, refrigeration, and other processes.
- hydrogasification — a high-temperature, high-pressure process for producing liquid or gaseous fuels from fine particles of coal and hydrogen gas
- hydrogen chloride — a colorless gas, HCl, having a pungent odor: the anhydride of hydrochloric acid.
- hydrogen fluoride — a colorless corrosive gas, HF, the anhydride of hydrofluoric acid, used chiefly as a catalyst and in the fluorination of hydrocarbons.
- hydrogen peroxide — a colorless, unstable, oily liquid, H 2 O 2 , an aqueous solution of which is used chiefly as an antiseptic and a bleaching agent.
- hydrogen sulphide — Chemistry
- hydrothermal vent — an opening on the floor of the sea from which hot, mineral-rich solutions issue. Compare vent1 (def 2).
- hydroxytryptamine — (organic compound) Any hydroxy derivative of tryptamine, but especially 5-hydroxytryptamine (serotonin).
- hypochondriacally — In a hypochondriacal manner.
- hypodermic needle — a hollow needle used to inject solutions subcutaneously.
- hypophrygian mode — a plagal church mode represented on the white keys of a keyboard instrument by an ascending scale from B to B, with the final on E.
- hypsilophodontids — Plural form of hypsilophodontid.
- i am bound to say — You can say 'I am bound to say' to introduce a statement expressing something that you find undesirable or unexpected.
- i beg your pardon — You say 'Pardon?' or 'I beg your pardon?' or, in American English, 'Pardon me?' when you want someone to repeat what they have just said because you have not heard or understood it.