19-letter words containing r, e, s, a, l, d
- demonstration model — a nearly new product, such as a car or washing machine, that has been used only to demonstrate its performance by a dealer and is offered for sale at a discount
- dental receptionist — a receptionist working in a dental surgery
- departmentalisation — Alternative spelling of departmentalization.
- dependable software — software reliability
- design in real time — (programming) (Dirt) A user interface builder for the X Window System by R. Hesketh.
- developable surface — a surface that can be flattened onto a plane without stretching or compressing any part of it, as a circular cone.
- devil's coach-horse — a large black rove beetle, Ocypus olens, with large jaws and ferocious habits
- devils-on-horseback — a savoury of prunes wrapped in bacon slices and served on toast
- dielectric constant — Electricity. the ratio of the flux density produced by an electric field in a given dielectric to the flux density produced by that field in a vacuum.
- digital electronics — (electronics) The implementation of two-valued logic using electronic logic gates such as and gates, or gates and flip-flops. In such circuits the logical values true and false are represented by two different voltages, e.g. 0V for false and +5V for true. Similarly, numbers are normally represented in binary using two different voltages to represented zero and one. Digital electronics contrasts with analogue electronics which represents continuously varying quantities like sound pressure using continuously varying voltages. Digital electronics is the foundation of modern computers and digital communications. Massively complex digital logic circuits with millions of gates can now be built onto a single integrated circuit such as a microprocessor and these circuits can perform millions of operations per second.
- dimethylnitrosamine — a yellow, water-soluble carcinogenic liquid, C 2 H 6 N 2 O, found in tobacco smoke and certain foods: known to be a potent carcinogen. Abbreviation: DMN, DMNA.
- direct grant school — (in Britain, formerly) a school financed by endowment, fees, and a state grant conditional upon admittance of a percentage of nonpaying pupils nominated by the local education authority
- disaster capitalism — the practice (by a government, regime, etc) of taking advantage of a major disaster to adopt liberal economic policies that the population would be less likely to accept under normal circumstances
- dispersion relation — the relationship between the angular frequency (ω;) of a wave and the magnitude of its wave vector (k). Thus the wave's speed is ω/k
- displaced homemaker — a woman recently divorced, separated, or widowed after many years as a homemaker.
- display advertising — display ads taken collectively.
- diversional therapy — the structured use of leisure time in recreation and play as a form of or supplement to conventional therapy
- dollard-des-ormeaux — a town in S Quebec, in E Canada: suburb of Montreal.
- ebola virus disease — Also called Ebola fever, Ebola hemorrhagic fever, Ebola virus disease. a usually fatal disease, a type of hemorrhagic fever, caused by the Ebola virus and marked by high fever, severe gastrointestinal distress, and bleeding.
- ecatepec de morelos — a city in S central Mexico, a suburb of Mexico City: on a 12th-century Aztec site.
- educational adviser — a person who provides advice and training to teachers about teaching methods and educational policies
- elastic deformation — In elastic deformation a material changes shape when a stress is applied to it but goes back to its original state when the stress is removed.
- electrocardiographs — Plural form of electrocardiograph.
- electrodynamometers — Plural form of electrodynamometer.
- electrostatic field — an electric field associated with static electric charges
- first-sale doctrine — a legal principle allowing the purchaser of a lawfully made copy of a copyright-protected work to sell or give away that copy without permission but not to reproduce it.
- fluoride toothpaste — toothpaste containing a small amount of fluoride as protection against tooth decay
- free alongside quay — (of a shipment of goods) delivered to the quay without charge to the buyer
- free alongside ship — (of a shipment of goods) delivered to the dock without charge to the buyer, but excluding the cost of loading onto the vessel
- germander speedwell — a speedwell, Veronica chamaedrys, having blue flowers.
- giraldus cambrensis — literary name of Gerald de Barri. ?1146–?1223, Welsh chronicler and churchman, noted for his accounts of his travels in Ireland and Wales
- gold-rimmed glasses — spectacles with gold-coloured frames
- grand duke nicholas — of Cusa [kyoo-zuh] /ˈkyu zə/ (Show IPA), 1401–1464, German cardinal, mathematician, and philosopher. German Nikolaus von Cusa.
- grandfather's clock — a pendulum floor clock having a case as tall as or taller than a person; tall-case clock; long-case clock.
- grandmother's clock — a pendulum clock similar to a grandfather's clock but shorter.
- guillaume de lorris — 13th-century French poet who wrote the first 4058 lines of the allegorical romance, the Roman de la rose, continued by Jean de Meung
- handlebar moustache — a man's moustache having long, curved ends that resemble the handlebars of a bicycle.
- hermetically sealed — airtight
- highland clearances — in Scotland, the removal, often by force, of the people from some parts of the Highlands to make way for sheep, during the eighteenth and nineteenth centuries
- honorable discharge — a discharge from military service of a person who has fulfilled obligations efficiently, honorably, and faithfully.
- horsehair toadstool — a small basidiomycetous fungus, Marasmius androsaceus, having a rusty coloured cap and very slender black stems. It is related to the fairy ring mushroom, but is commonly found among conifers and heather
- household insurance — an arrangement in which you pay money to a company, and they pay money to you if your household goods are stolen or damaged
- hydrostatic balance — a balance for finding the weight of an object submerged in water in order to determine the upthrust on it and thus determine its relative density
- hyperfocal distance — the distance, at a given f number, between a camera lens and the nearest point (hyperfocal point) having satisfactory definition when focused at infinity.
- hyperphosphorylated — Simple past tense and past participle of hyperphosphorylate.
- imperial presidency — a U.S. presidency that is characterized by greater power than the Constitution allows.
- industrial accident — an accident that happens to an employee of an industrial company during the course of their work
- industrial medicine — the study and practice of the health care of employees of large organizations, including measures to prevent accidents, industrial diseases, and stress in the workforce and to monitor the health of executives
- industrial-strength — unusually strong, potent, or the like: heavy-duty: an industrial-strength soap.
- installed user base — user base