16-letter words containing a, d, o, p, t
- dementia praecox — schizophrenia
- democratic party — (in the US) the older and more liberal of the two major political parties, so named since 1840
- department store — A department store is a large shop which sells many different kinds of goods.
- departure lounge — In an airport, the departure lounge is the place where passengers wait before they get onto their plane.
- dephlogisticated — Simple past tense and past participle of dephlogisticate.
- depoliticization — The act or process of depoliticizing.
- depolymerisation — (chemistry) alternative spelling of depolymerization.
- depolymerization — (chemistry) The decomposition of a polymer into smaller fragments.
- depressurization — to remove the air pressure from (a pressurized compartment of an aircraft or spacecraft).
- desktop database — Macintosh file system
- development area — (in Britain) an area suffering from high unemployment and economic depression, because of the decline of its main industries, that is given government help to establish new industries
- development bank — A development bank is a bank that provides money for projects in poor countries or areas.
- developmentalism — An economic theory which states that the best way for Third World countries to develop is through fostering a strong and varied internal market and to impose high tariffs on imported goods.
- developmentalist — an expert in or advocate of developmental psychology.
- developmentation — (proscribed, chiefly, US, and, humorous) Development.
- dew-point spread — the degrees of difference between the air temperature and the dew point
- dextromethorphan — (pharmaceutical drug) An antitussive drug (a cough suppressant) that is found in many over-the-counter cold and cough preparations.
- diacetylmorphine — heroin.
- digital computer — a computer that processes information in digital form.
- digital envelope — (cryptography)
- diphosphorylated — (biochemistry) phosphorylated with two units of phosphoric acid.
- diphthongisation — The process by which a single vowel sound (monophthong) shifts to a two-vowel vocalization (diphthong).
- diphthongization — to change into or pronounce as a diphthong.
- diplomatic corps — the entire body of diplomats accredited to and resident at a court or capital.
- diplomatic pouch — a sealed mailbag containing diplomatic correspondence that is sent free of inspection between a foreign office and its diplomatic or consular post abroad or from one such post to another.
- disincorporation — to remove from an incorporated state or status.
- 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.
- domestic prelate — an honorary distinction conferred by the Holy See upon clergy, entitling them to some of the privileges of a bishop.
- drogue parachute — Also called drogue. a small parachute that deploys first in order to pull a larger parachute from its pack.
- dual personality — a disorder in which an individual possesses two dissociated personalities.
- ectoparasiticide — Any pesticide designed to kill parasites that live on the exterior of a host.
- 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.
- flat-bed plotter — a mechanized drafting device, usually computer driven, incorporating a moving pen whose horizontal and vertical range in two dimensions is limited only by the size of the bed of the device.
- golden parachute — an employment contract or agreement guaranteeing a key executive of a company substantial severance pay and other financial benefits in the event of job loss caused by the company's being sold or merged.
- grade separation — separation of the levels at which roads, railroads, paths, etc., cross one another in order to prevent conflicting rows of traffic or the possibility of accidents.
- graphics adaptor — (hardware, graphics) (Or "graphics adapter", "graphics card", "video adaptor", etc.) A circuit board fitted to a computer, especially an IBM PC, containing the necessary video memory and other electronics to provide a bitmap display. Adaptors vary in the resolution (number of pixels) and number of colours they can display, and in the refresh rate they support. These parameters are also limited by the monitor to which the adaptor is connected. A number of such display standards, e.g. SVGA, have become common and different software requires or supports different sets.
- great depression — the economic crisis and period of low business activity in the U.S. and other countries, roughly beginning with the stock-market crash in October, 1929, and continuing through most of the 1930s.
- hard put (to it) — having considerable difficulty or trouble
- have the drop on — a small quantity of liquid that falls or is produced in a more or less spherical mass; a liquid globule.
- head post office — the main post office in a town
- headed notepaper — notepaper headed with the name and address of a person or organization
- health food shop — a shop which sells health foods
- hermaphroditical — Alternative form of hermaphroditic.
- heteropalindrome — Something that spells something else when reversed, a semordnilap.
- hyponitrous acid — an unstable, crystalline acid, H 2 N 2 O 2 .
- immunodepressant — preventing or diminishing the immune response
- incontinence pad — an absorbent pad used by incontinent people