18-letter words containing p, e, d, o
- drainpipe trousers — trousers with very narrow legs
- drop in the bucket — a deep, cylindrical vessel, usually of metal, plastic, or wood, with a flat bottom and a semicircular bail, for collecting, carrying, or holding water, sand, fruit, etc.; pail.
- dry-powder inhaler — A dry-powder inhaler is a device that delivers medication to the lungs in the form of a dry powder.
- 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
- dynamically scoped — dynamic scope
- east india company — the company chartered by the English government in 1600 to carry on trade in the East Indies: dissolved in 1874.
- 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
- eigendecomposition — (linear algebra) The factorization of a matrix into a canonical form, whereby the matrix is represented in terms of its eigenvalues and eigenvectors.
- electrocardiograph — A machine used for electrocardiography.
- epicycloidal wheel — one of the planetary gears of an epicyclic train
- executive producer — a producer of a film or television programme who is involved with business or technical issues rather than the technical aspects of film or television production
- fishing expedition — a legal proceeding mainly for the purpose of interrogating an adversary, or of examining his or her property and documents, in order to gain useful information.
- forced development — the processing of underexposed photographic film to increase the image density
- 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
- fore-edge painting — a technique of painting a picture on the fore edge of a book, often in such a manner that only when the pages are slightly fanned the picture is revealed.
- forward compatible — forward compatibility
- from the ground up — the solid surface of the earth; firm or dry land: to fall to the ground.
- fulminating powder — powder that explodes by percussion.
- funding operations — the conversion of government floating stock or short-term debt into holdings of long-term bonds
- golden opportunity — perfect chance
- 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.
- 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.
- heptadecanoic acid — a colourless crystalline water-insoluble carboxylic acid used in organic synthesis. Formula: CH3(CH2)15COOH
- hermaphrodite brig — a two-masted sailing vessel, square-rigged on the foremast and fore-and-aft-rigged on the mainmast.
- hexaphosphorylated — (biochemistry) phosphorylated with six units of phosphoric acid.
- high speed connect — (hardware) (HSC) A Hewlett-Packard bus like EISA.
- hold up one's head — to be unashamed
- hydroxynaphthalene — naphthol.
- 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.
- imploded consonant — a consonant which is pronounced with or by implosion
- in good/bad repair — If something such as a building is in good repair, it is in good condition. If it is in bad repair, it is in bad condition.
- indefinite pronoun — a pronoun, as English some, any, somebody, that leaves unspecified the identity of its referent.
- independent school — (in Britain) a school that is neither financed nor controlled by the government or local authorities
- inductive coupling — the coupling between two electric circuits through inductances linked by a common changing magnetic field.
- japanese andromeda — an Asian evergreen shrub, Pieris japonica, of the heath family, having broad, glossy leaves and drooping clusters of whitish blossoms.
- juan ponce de leon — Juan [hwahn] /ʰwɑn/ (Show IPA), c1460–1521, Spanish explorer.
- keep one's hand in — the terminal, prehensile part of the upper limb in humans and other primates, consisting of the wrist, metacarpal area, fingers, and thumb.
- 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.
- little spotted cat — a small New World tiger cat, Felis tigrinus, ranging from Costa Rica to northern Argentina.
- low blood pressure — hypotension.
- lyophilized powder — Lyophilized powder is a freeze-dried powder.
- magnesium peroxide — a white, tasteless, water-insoluble powder, MgO 2 , used as an antiseptic and as an oxidizing and bleaching agent.