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16-letter words containing r, o, n, d, a

  • one for the road — a long, narrow stretch with a smoothed or paved surface, made for traveling by motor vehicle, carriage, etc., between two or more points; street or highway.
  • one-armed bandit — slot machine (def 1).
  • operating budget — money allocated to a project
  • orange marmalade — preserve made from oranges
  • orange men's day — July 12, an annual celebration in Northern Ireland and certain cities having a large Irish section, especially Liverpool, to mark both the victory of William III over James II at the Battle of the Boyne, July 1, 1690, and the Battle of Augbrim, July 12, 1690.
  • ordinary jubilee — the celebration of any of certain anniversaries, as the twenty-fifth (silver jubilee) fiftieth (golden jubilee) or sixtieth or seventy-fifth (diamond jubilee)
  • ordnance factory — a factory that makes military weapons and ammunition
  • organized labour — labour carried out by workers in trade unions, or the workers themselves
  • oriental emerald — a green variety of corundum used as a gemstone
  • orthodoxy sunday — a solemn festival held on the first Sunday of Lent (Orthodoxy Sunday) commemorating the restoration of the use of icons in the church (a.d. 842) and the triumph over all heresies.
  • oxidation number — the state of an element or ion in a compound with regard to the electrons gained or lost by the element or ion in the reaction that formed the compound, expressed as a positive or negative number indicating the ionic charge of the element or ion.
  • parallelepipedon — a prism with six faces, all parallelograms.
  • partial ordering — a relation defined on a set, having the properties that each element is in relation to itself, the relation is transitive, and if two elements are in relation to each other, the two elements are equal.
  • parts of lindsey — an area in E England constituting a former administrative division of Lincolnshire
  • performance bond — contract bond.
  • periodic tenancy — the letting of a dwelling for a repeated short term, as by the week, month, or quarter, with no end date
  • personal details — details about a person such as their name and address
  • pharmacodynamics — the branch of pharmacology dealing with the course of action, effect, and breakdown of drugs within the body.
  • phonocardiograph — an instrument for graphically recording the sound of the heartbeat.
  • phytoremediation — a process of decontaminating soil or water by using plants and trees to absorb or break down pollutants.
  • pinot chardonnay — Chardonnay.
  • pithecanthropoid — of, relating to, or resembling the former genus Pithecanthropus or one of its members.
  • play one's cards — to carry out one's plans; take action (esp in the phrase play one's cards right)
  • polar coordinate — Usually, polar coordinates. one of two coordinates used to locate a point in a plane by the length of its radius vector and the angle this vector makes with the polar axis (polar angle)
  • polyhedral angle — a configuration consisting of the lateral faces of a polyhedron around one of its vertices. The portion of a pyramid including one of its points is such a configuration.
  • ponderosa (pine) — a yellow pine (Pinus ponderosa) of W North America, valued for its timber
  • portmanteau word — a case or bag to carry clothing in while traveling, especially a leather trunk or suitcase that opens into two halves.
  • portuguese india — a former Portuguese overseas territory on the W coast of India, consisting of the districts of Gôa, Daman, and Diu: annexed by India December 1961. Capital: Gôa.
  • praetorian guard — the bodyguard of a military commander, especially the imperial guard stationed in Rome.
  • predetermination — to settle or decide in advance: He had predetermined his answer to the offer.
  • predispositional — the fact or condition of being predisposed: a predisposition to think optimistically.
  • prescription pad — a pad of prescriptions used by doctors, etc
  • prestidigitation — sleight of hand; legerdemain.
  • pribilof islands — a group of islands in the Bering Sea, off SW Alaska, belonging to the US: the breeding ground of the northern fur seal. Area: about 168 sq km (65 sq miles)
  • privet andromeda — a spreading shrub, Lyonia ligustrina, of the eastern U.S., having leafless, white flowers in terminal clusters.
  • project guardian — (project, security)   A project which grew out of the ARPA support for Multics and the sale of Multics systems to the US Air Force. The USAF wanted a system that could be used to handle more than one security classification of data at a time. They contracted with Honeywell and MITRE Corporation to figure out how to do this. Project Guardian led to the creation of the Access Isolation Mechanism, the forerunner of the B2 labeling and star property support in Multics. The DoD Orange Book was influenced by the experience in building secure systems gained in Project Guardian.
  • prolonged-action — sustained-release.
  • promotional code — A promotional code is a code offered by retailers to customers who can use it to receive a discounted price when buying products online.
  • pseudo-isidorian — of or relating to the collection of documents of the 9th century a.d. that consist chiefly of the Decretals, attributed to Isidore, archbishop of Seville, a.d. 600–36, and that were rejected as spurious in the 15th century.
  • pseudoparenchyma — (in certain fungi and red algae) a compact mass of tissue, made up of interwoven hyphae or filaments, that superficially resembles plant tissue.
  • pyrovanadic acid — an oxyacid of vanadium, known chiefly in the form of its vanadate salts; Formula: H4V2O7
  • radiation levels — the levels of the emission or transfer of radiant energy or the levels of the particles emitted in the transfer of radiant energy, esp the particles and gamma rays emitted in nuclear decay
  • radio evangelist — a Christian minister who devotes time to preaching on the radio
  • radio microphone — a microphone incorporating a radio transmitter so that the user can move around freely
  • radio-controlled — A radio-controlled device works by receiving radio signals which operate it.
  • radio-phonograph — a radio and phonograph combined in one unit and sharing some components, as the amplifier and speaker(s)
  • radioimmunoassay — a test procedure that integrates immunologic and radiolabeling techniques to measure minute quantities of a substance, as a protein, hormone, or drug, in a given sample of body fluid or tissue.
  • radiotransparent — transparent to radiation; invisible in x-ray photographs and under fluoroscopy (opposed to radiopaque).
  • radium emanation — (formerly) radon.
  • radius of action — the maximum distance that a ship, aircraft, or land vehicle can travel from its base and return without refuelling
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