16-letter words containing o, p, e, n, a
- dextromethorphan — (pharmaceutical drug) An antitussive drug (a cough suppressant) that is found in many over-the-counter cold and cough preparations.
- diacetylmorphine — heroin.
- diagonal process — a form of argument in which a new member of a set is constructed from a list of its known members by making the nth term of the new member differ from the nth term of the nth member. The new member is thus different from every member of the list
- digital envelope — (cryptography)
- dispersal prison — a prison organized and equipped to accommodate a proportion of the most dangerous and highest security risk prisoners
- displaced person — a person driven or expelled from his or her homeland by war, famine, tyranny, etc. Abbreviation: DP, D.P.
- displacement ton — a unit for measuring the displacement of a vessel, equal to a long ton of 2240 pounds (1016 kg) or 35 cu. ft. (1 cu. m) of seawater.
- disproportionate — not proportionate; out of proportion, as in size or number.
- disputatiousness — The state or quality of being disputatious or argumentative; contentiousness.
- domestic partner — either member of an unmarried, cohabiting, and especially homosexual couple that seeks benefits usually available only to spouses.
- double occupancy — a type of travel accommodation, as in a hotel, for two persons sharing the same room: The rate is $35 per person, double occupancy, or $65, single occupancy.
- double pneumonia — pneumonia affecting both lungs.
- drop (down) dead — If you say that a person or animal dropped dead or dropped down dead, you mean that they died very suddenly and unexpectedly.
- dual personality — a disorder in which an individual possesses two dissociated personalities.
- duplessis-mornay — Philippe [fee-leep] /fiˈlip/ (Show IPA), Mornay, Philippe de.
- dynamic response — The dynamic response of a machine, structure, or process is how it reacts over time to something that is done to it.
- eastern european — relating to, situated in or coming from Eastern Europe
- educational park — a group of elementary and high schools, usually clustered in a parklike setting and having certain facilities shared by all grades, that often accommodates students from a large area.
- eicosapentaenoic — Of or pertaining to eicosapentaenoic acid or its derivatives.
- electron capture — the transformation of an atomic nucleus in which an electron from the atom is spontaneously absorbed into the nucleus. A proton is changed into a neutron, thereby reducing the atomic number by 1. A neutrino is emitted. The process may be detected by the consequent emission of the characteristic X-rays of the resultant element
- emancipationists — Plural form of emancipationist.
- encephalitogenic — That can cause encephalitis.
- encephalographic — Relating to, or employing encephalography.
- encephalomalacia — (medicine) A localized softening of the brain substance, due to hemorrhage or inflammation.
- encyclopedically — In an encyclopedic way; in the manner of an encyclopedia.
- epigallocatechin — Gallocatechol.
- epiphenomenalism — (philosophy, psychology, uncountable) The doctrine that mental states and processes are simply incidental effects of physiological events in the brain or nervous system and cannot themselves cause any effects in the material world.
- escutcheon plate — a plate or shield that surrounds a keyhole, door handle, light switch, etc, esp an ornamental one protecting a door or wall surface
- ethnographically — Regarding the ethnography (of a region).
- etiopathogenesis — (medicine) The cause and subsequent development of an abnormal condition or of a disease.
- european council — an executive body of the European Union, made up of the President of the European Commission and representatives of the member states, including the foreign and other ministers. The Council acts at the request of the Commission
- exceptionalities — Plural form of exceptionality.
- exemplifications — Plural form of exemplification.
- exemption clause — a clause in a contract that exempts one party from liability for something
- expansion bottle — a tank collecting coolant from a radiator while an engine is heated, and from which the coolant returns to the radiator when the engine cools
- expectant mother — a pregnant woman
- experimentations — Plural form of experimentation.
- exploration well — An exploration well is a borehole which is drilled to find out if there is any oil or gas in a place.
- exponential horn — a horn for the radiation of acoustic or high-frequency electromagnetic waves, of which the cross-sectional area increases exponentially with the length
- exponential-time — (complexity) The set or property of problems which can be solved by an exponential-time algorithm but for which no polynomial-time algorithm is known.
- extemporaneously — In an extemporaneous manner; without prior preparation or planning.
- fellow passenger — a person travelling on the same vehicle, plane, ship etc as you
- fluorescent lamp — a tubular electric discharge lamp in which light is produced by the fluorescence of phosphors coating the inside of the tube.
- formation packer — A formation packer is a substance that is used as a seal between the casing and the borehole so that part of the hole can be tested.
- francis joseph i — 1830–1916, emperor of Austria 1848–1916; king of Hungary 1867–1916.
- franco-provencal — a Romance dialect group of western Switzerland and neighboring parts of France: closely related to both Provençal and northern French.
- french polynesia — a French overseas territory in the S Pacific, including the Society Islands, Marquesas Islands, and other scattered island groups. 1544 sq. mi. (4000 sq. km). Capital: Papeete.
- fringed polygala — a North American milkwort, Polygala paucifolia, having flowers with purplish-pink, winglike petals and a fringed tube.
- gasoline-powered — using gasoline as fuel
- gender dysphoria — a psychological condition marked by significant emotional distress and impairment in life functioning, caused by a lack of congruence between gender identity and biological sex assigned at birth.