18-letter words containing p, t, e, r, o, d
- dot-matrix printer — device: prints using matrix dots
- 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.
- duchenne dystrophy — the most common form of muscular dystrophy, usually affecting only boys
- duty-free shopping — the making of duty-free purchases
- electrocardiograph — A machine used for electrocardiography.
- 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
- 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
- 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.
- 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.
- hydroxynaphthalene — naphthol.
- hydroxytryptamines — Plural form of hydroxytryptamine.
- hyperaldosteronism — aldosteronism.
- hypophosphorylated — (biochemistry) phosphorylated to a less than normal extent, or less than fully.
- indefinite pronoun — a pronoun, as English some, any, somebody, that leaves unspecified the identity of its referent.
- 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
- monophosphorylated — (biochemistry) phosphorylated with a single unit of phosphoric acid.
- morphine addiction — the fact or condition of being addicted to morphine
- motor torpedo boat — PT boat.
- neurodevelopmental — Of or pertaining to the development of neurological pathways in the brain.
- normally aspirated — A normally aspirated or naturally aspirated engine breathes air at atmospheric pressure.
- operation overlord — the codename for the Allied invasion (June 1944) of northern France
- 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
- overhead projector — over one's head; aloft; up in the air or sky, especially near the zenith: There was a cloud overhead.
- paint the town red — a substance composed of solid coloring matter suspended in a liquid medium and applied as a protective or decorative coating to various surfaces, or to canvas or other materials in producing a work of art.
- parallel reduction — A form of applicative order reduction in which all redexes in an expression are reduced simultaneously. Variants include parallel outermost reduction and lenient reduction. See normal order reduction.
- pass the hat round — to collect money, as for a cause
- passing-out parade — a ceremonial parade of cadets who have completed their training
- pectoral sandpiper — an American sandpiper, Calidris melanotos, the male of which, when courting, inflates its chest conspicuously.
- perforated tracery — tracery, as in early Gothic architecture, formed of cut or pierced slabs of stone set on edge with the flat side outward.
- periodic inventory — Periodic inventory is a method of valuing inventory, usually at the end of accounting periods, by physically counting all merchandise held in stock at that time.
- peter and the wolf — a composition by Sergei Prokofiev written in 1936. It is a children's story with both music and text, spoken by a narrator accompanied by the orchestra
- phosphatidylserine — any of a class of phospholipids occurring in biological membranes and fats
- pileolated warbler — either of two western subspecies of Wilson's warbler.
- piperonyl butoxide — a light-brown liquid, C 1 9 H 3 0 O 5 , used chiefly as a synergist in certain insecticides.
- planned parenthood — an organization that gives out information on the planning of the number and spacing of the births of one's children, as through the use of birth-control measures
- point d'angleterre — a bobbin lace in which the design is worked out with either a needle or bobbin.
- point of departure — Nautical. the precise location of a vessel, established in order to set a course, especially in beginning a voyage in open water.