18-letter words containing p, r, e, s, d
- drainpipe trousers — trousers with very narrow legs
- duchenne dystrophy — the most common form of muscular dystrophy, usually affecting only boys
- due process of law — the administration of justice in accordance with established rules and principles
- duty-free shopping — the making of duty-free purchases
- egg and spoon race — a novelty race in which contestants each carry an egg in a spoon to the finish line, the winner being the first to finish without dropping or breaking the egg.
- egg-and-spoon race — a race in which runners carry an egg balanced in a spoon
- endangered species — animal, plant becoming extinct
- faraday dark space — the dark region between the negative glow and the positive column in a vacuum tube occurring when the pressure is low.
- flat address space — (architecture) The memory architecture in which any memory location can be selected from a single contiguous block by a single integer offset. Almost all popular processors have a flat address space, but the Intel x86 family has a segmented address space. A flat address space greatly simplifies programming because of the simple correspondence between addresses (pointers) and integers.
- forced perspective — the use of objects or images that are larger or smaller than they should be, to suggest that they are nearer or further away than they really are
- funding operations — the conversion of government floating stock or short-term debt into holdings of long-term bonds
- giuseppe garibaldi — Giuseppe [juh-sep-ee;; Italian joo-zep-pe] /dʒəˈsɛp i;; Italian dʒuˈzɛp pɛ/ (Show IPA), 1807–82, Italian patriot and general.
- grains of paradise — Usually, grains of paradise. one of the pungent, peppery seeds of an African plant, Aframomum melegueta, of the ginger family, used to strengthen cordials and in veterinary medicine.
- gum digger's spear — a long steel probe used by gum diggers digging for kauri gum
- harnessed antelope — any African antelope of the genus Tragelaphus, especially the bushbuck, having the body marked with white stripes and spots that resemble a harness, and, in the male, long, gently spiraling horns.
- hexaphosphorylated — (biochemistry) phosphorylated with six units of phosphoric acid.
- hydroxytryptamines — Plural form of hydroxytryptamine.
- hyperaldosteronism — aldosteronism.
- hypermodern school — a style of chess characterized by control of the centre from the flanks
- hypodermic syringe — a small glass piston or barrel syringe having a detachable, hollow needle for use in injecting solutions subcutaneously.
- hypophosphorylated — (biochemistry) phosphorylated to a less than normal extent, or less than fully.
- industrial dispute — disagreement between workers and managers
- japanese andromeda — an Asian evergreen shrub, Pieris japonica, of the heath family, having broad, glossy leaves and drooping clusters of whitish blossoms.
- japanese red cedar — Cryptomeria japonica, an evergreen redwood tree that grows to a height of up to 50m
- justice department — the United States federal department for enforcing federal laws
- landscape gardener — sb who designs gardens
- learned profession — any of the three vocations of theology, law, and medicine, commonly held to require highly advanced learning. Compare profession (def 1).
- lipopolysaccharide — any of a class of polysaccharides to which lipids are attached.
- low blood pressure — hypotension.
- magnesium peroxide — a white, tasteless, water-insoluble powder, MgO 2 , used as an antiseptic and as an oxidizing and bleaching agent.
- medical profession — the body of people who work as doctors of medicine
- methylated spirits — ethyl alcohol denatured with methyl alcohol for the purpose of preventing its use as an alcoholic beverage.
- methylprednisolone — A synthetic glucocorticoid drug, with chemical formula C22H30O5.
- midstream operator — A midstream operator is a company that gathers, transports, and processes natural gas or oil.
- minority president — (in the US) a president who has been elected by the largest number of votes cast but not by a majority of the electorate
- misplaced modifier — Grammar. a word, phrase, or clause that seems to refer to or modify an unintended word because of its placement in a sentence, as when young in When young, circuses appeal to all of us.
- monophosphorylated — (biochemistry) phosphorylated with a single unit of phosphoric acid.
- mucopolysaccharide — (formerly) glycosaminoglycan.
- my lips are sealed — If you tell someone that your lips are sealed, you are promising them that you will keep a secret that they have told you.
- needle-nose pliers — long thin pliers
- neuropsychodynamic — Of or pertaining to neuropsychodynamics.
- non-correspondence — communication by exchange of letters.
- nord-pas-de-calais — a region of N France, on the Straits of Dover (the Pas de Calais): coal-mining, textile, and metallurgical industries
- normally aspirated — A normally aspirated or naturally aspirated engine breathes air at atmospheric pressure.
- open pandora's box — If someone or something opens Pandora's box or opens a Pandora's box, they do something that causes a lot of problems to appear that did not exist or were not known about before.
- optical disc drive — optical disk drive
- optical disk drive — (hardware) (Or "optical disc drive", "optical storage") A generic term for any device that reads and/or writes optical media, i.e. compact discs, DVDs and/or Blu-ray discs or future media that uses light (from a small laser) to read data off a removable, rotating disk. At least one such drive is commonly installed in most personal computers to allow them to play and/or record audio and video media and load and store data such as program installers. The floppy disk has been replaced by optical media due to its vastly greater capacity, e.g. 50,000 megabytes for a dual-layer blu-ray disc compared with 1.5 megabytes for a floppy (over 30,000 times as much).
- orthopedic surgery — corrective operation on bones or joints
- paediatric nursing — the branch of nursing concerned with the care of children
- palm beach gardens — a city in SE Florida, near North Palm Beach.