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16-letter words containing t, o, p, d, r

  • depolymerisation — (chemistry) alternative spelling of depolymerization.
  • depolymerization — (chemistry) The decomposition of a polymer into smaller fragments.
  • depressurization — to remove the air pressure from (a pressurized compartment of an aircraft or spacecraft).
  • depth perception — ability to see objects in perspective
  • development area — (in Britain) an area suffering from high unemployment and economic depression, because of the decline of its main industries, that is given government help to establish new industries
  • devonshire split — a kind of yeast bun split open and served with whipped cream or butter and jam
  • dew-point spread — the degrees of difference between the air temperature and the dew point
  • dextromethorphan — (pharmaceutical drug) An antitussive drug (a cough suppressant) that is found in many over-the-counter cold and cough preparations.
  • diacetylmorphine — heroin.
  • digital computer — a computer that processes information in digital form.
  • diphosphorylated — (biochemistry) phosphorylated with two units of phosphoric acid.
  • diplomatic corps — the entire body of diplomats accredited to and resident at a court or capital.
  • disincorporation — to remove from an incorporated state or status.
  • disproportionate — not proportionate; out of proportion, as in size or number.
  • disproportioning — Present participle of disproportion.
  • do sth in person — If you do something in person, you do it yourself rather than letting someone else do it for you.
  • domestic partner — either member of an unmarried, cohabiting, and especially homosexual couple that seeks benefits usually available only to spouses.
  • domestic prelate — an honorary distinction conferred by the Holy See upon clergy, entitling them to some of the privileges of a bishop.
  • drogue parachute — Also called drogue. a small parachute that deploys first in order to pull a larger parachute from its pack.
  • dual personality — a disorder in which an individual possesses two dissociated personalities.
  • ectoparasiticide — Any pesticide designed to kill parasites that live on the exterior of a host.
  • educational park — a group of elementary and high schools, usually clustered in a parklike setting and having certain facilities shared by all grades, that often accommodates students from a large area.
  • electrodeposited — Deposited by electrodeposition.
  • finished product — the product that emerges at the end of a manufacturing process
  • flat-bed plotter — a mechanized drafting device, usually computer driven, incorporating a moving pen whose horizontal and vertical range in two dimensions is limited only by the size of the bed of the device.
  • footsteps editor — the technician who adds sound effects, such as doors closing, rain falling, etc, during the postproduction sound-dubbing process
  • frontier dispute — a conflict concerning a frontier between countries and which usually involves those countries
  • geostrophic wind — a wind whose velocity and direction are mathematically defined by the balanced relationship of the pressure gradient force and the Coriolis force: conceived as blowing parallel to isobars.
  • golden parachute — an employment contract or agreement guaranteeing a key executive of a company substantial severance pay and other financial benefits in the event of job loss caused by the company's being sold or merged.
  • grade separation — separation of the levels at which roads, railroads, paths, etc., cross one another in order to prevent conflicting rows of traffic or the possibility of accidents.
  • graphics adaptor — (hardware, graphics)   (Or "graphics adapter", "graphics card", "video adaptor", etc.) A circuit board fitted to a computer, especially an IBM PC, containing the necessary video memory and other electronics to provide a bitmap display. Adaptors vary in the resolution (number of pixels) and number of colours they can display, and in the refresh rate they support. These parameters are also limited by the monitor to which the adaptor is connected. A number of such display standards, e.g. SVGA, have become common and different software requires or supports different sets.
  • great depression — the economic crisis and period of low business activity in the U.S. and other countries, roughly beginning with the stock-market crash in October, 1929, and continuing through most of the 1930s.
  • group identifier — (operating system)   (gid) A unique number, between 0 an 32767, identifying a set of users under Unix. Gids are found in the /etc/passwd and /etc/group databases (or their NIS equivalents) and one is also associated with each file, indicating the group to which its group permissions apply.
  • hard put (to it) — having considerable difficulty or trouble
  • have the drop on — a small quantity of liquid that falls or is produced in a more or less spherical mass; a liquid globule.
  • headed notepaper — notepaper headed with the name and address of a person or organization
  • hermaphroditical — Alternative form of hermaphroditic.
  • heteropalindrome — Something that spells something else when reversed, a semordnilap.
  • hopfield network — (artificial intelligence)   (Or "Hopfield model") A kind of neural network investigated by John Hopfield in the early 1980s. The Hopfield network has no special input or output neurons (see McCulloch-Pitts), but all are both input and output, and all are connected to all others in both directions (with equal weights in the two directions). Input is applied simultaneously to all neurons which then output to each other and the process continues until a stable state is reached, which represents the network output.
  • household troops — the infantry and cavalry regiments that carry out escort and guard duties for a head of state
  • hyponitrous acid — an unstable, crystalline acid, H 2 N 2 O 2 .
  • immunodepressant — preventing or diminishing the immune response
  • incorporated bar — (in some states) a system of bar associations to which all lawyers are required to belong.
  • indo-europeanist — a linguist specializing in the study, especially the comparative study, of the Indo-European languages.
  • infinite product — a sequence of numbers in which an infinite number of terms are multiplied together.
  • intravenous drip — the continuous, slow introduction of a fluid into a vein of the body. Abbreviation: IV.
  • isle of portland — a rugged limestone peninsula in SW England, in Dorset, connected to the mainland by a narrow isthmus and by Chesil Bank: the lighthouse of Portland Bill lies at the S tip; famous for the quarrying of Portland stone, a fine building material. Pop (town): 12 000 (latest est)
  • level descriptor — one of a set of criteria used to assess the performance of a pupil in a particular subject
  • lord proprietary — (in Colonial America) an owner, governor, or grantee of a proprietary colony
  • macrolepidoptera — a collector's name for that part of the lepidoptera that comprises the butterflies and the larger moths (noctuids, geometrids, bombycids, springtails, etc): a term without taxonomic significance
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