18-letter words containing d, a, c, k, o
- back end generator — (tool) (BEG) A code generator developed by H. Emmelmann et al at GMD, University Karlsruhe, Germany. Its input language is Back End Generator Language (BEGL).
- back/down to earth — If you come down to earth or back to earth, you have to face the reality of everyday life after a period of great excitement.
- background reading — reading of related works in order to get contextual information on a topic that you are intending to study or write about
- bend over backward — to try to an unusual degree (to please, pacify, etc.)
- biomedical package — (language, library, statistics) (BMDP) A statistical language and library of over forty statistical routines developed in 1961 at UCLA, Health Sciences Computing Facility under Dr. Wilford Dixon. BMDP was first implemented in Fortran for the IBM 7090. Tapes of the original source were distributed for free all over the world. BMDP is the second iteration of the original BIMED programs. It was developed at UCLA Health Sciences Computing facility, with NIH funding. The "P" in BMDP originally stood for "parameter" but was later changed to "package". BMDP used keyword parameters to defined what was to be done rather than the fixed card format used by original BIMED programs. BMDP supports many statistical funtions: simple data description, survival analysis, ANOVA, multivariate analyses, regression analysis, and time series analysis. BMDP Professional combines the full suite of BMDP Classic (Dynamic) release 7.0 with the BMDP New System 2.0 Windows front-end.
- black nickel oxide — a gray-black, water-insoluble powder, Ni 2 O 3 , which, at 600°C, decomposes to nickel oxide: used chiefly in storage batteries as an oxidizing agent.
- black-necked stork — a large Australian stork, Xenorhyncus asiaticus, having a white plumage, dark green back and tail, and red legs
- blackback flounder — any of various popular food flatfishes, as Parophrys vetulus of the Pacific (English sole) and Pseudopleuronectes americanus of the Atlantic (winter flounder or blackback flounder)
- carolina chickadee — a chickadee, Parus carolinensis, of the southeastern U.S., resembling but smaller than the black-capped chickadee.
- cathode dark space — Crookes dark space.
- cerenkov radiation — radiation emitted when a charged particle travels through a medium at a speed greater than the speed of light through that medium
- correspondent bank — A correspondent bank is a bank that provides services such as accepting deposits for another bank.
- crookes dark space — the dark space between the cathode glow and the negative glow in a vacuum tube, occurring when the pressure is low.
- crookes radiometer — a type of radiometer consisting of an evacuated glass bulb containing a set of lightweight vanes, each blackened on one side. The vanes are mounted on a vertical axis and revolve when light, or other radiant energy, falls on them
- diamondback turtle — any edible North American terrapin of the genus Malaclemys, esp M. terrapin, occurring in brackish and tidal waters and having diamond-shaped markings on the shell: family Emydidae
- drinking chocolate — sweetened cocoa powder
- frederick douglass — Frederick, 1817–95, U.S. ex-slave, abolitionist, and orator.
- go off half-cocked — (of a firearm) at the position of half cock.
- green-backed heron — a small, American heron, Butorides striatus, having glossy green wings.
- heteroskedasticity — Alternative spelling of heteroscedasticity.
- jack of all trades — a person who is adept at many different kinds of work.
- jack-of-all-trades — a person who is adept at many different kinds of work.
- knotted cranesbill — a British wildflower, Geranium nodosum, an meadow geranium with bright pink or purple flowers
- make no difference — to have no effect; not matter
- 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).
- optical soundtrack — the final soundtrack on a motion picture, which appears as a band of black and white serrations along a strip of film to the left of the composite print. Light is shined through the serrations and is converted to audible sound.
- packet switch node — (PSN) A dedicated computer whose purpose is to accept, route and forward packets in a packet-switched network.
- prince of darkness — Satan.
- radiation sickness — sickness caused by irradiation with x-rays or other nuclear radiation as a result of therapeutic treatment, accidental exposure, or a nuclear bomb explosion and characterized by nausea, vomiting, headache, cramps, diarrhea, loss of hair and teeth, destruction of white blood cells, and prolonged hemorrhage.
- schofield barracks — a town on central Oahu, in central Hawaii.
- skin friction drag — aerodynamic resistance or drag due to the contact of moving air with the surface of an airplane, a glider, etc.
- spackling compound — spackle
- the back of beyond — a very remote place
- the dark continent — a term for Africa when it was relatively unexplored
- the-dark-continent — Africa: so called, especially during the 19th century, because little was known about it.
- to clear the decks — If you clear the decks, you get ready to start something new by finishing any work that has to be done or getting rid of any problems that are in the way.
- to pick and choose — If you pick and choose, you carefully choose only things that you really want and reject the others.
- under lock and key — a device for securing a door, gate, lid, drawer, or the like in position when closed, consisting of a bolt or system of bolts propelled and withdrawn by a mechanism operated by a key, dial, etc.
- under the jackboot — If a country or group of people is under the jackboot, they are suffering because the government is cruel and undemocratic.
- vicar of wakefield — a novel (1766) by Goldsmith.
- watson-crick model — a widely accepted model for the three-dimensional structure of DNA, featuring a double-helix configuration for the molecule's two hydrogen-bonded complementary polynucleotide strands.
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