16-letter words containing d, o, r, a
- 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)
- primary producer — any green plant or any of various microorganisms that can convert light energy or chemical energy into organic matter.
- privet andromeda — a spreading shrub, Lyonia ligustrina, of the eastern U.S., having leafless, white flowers in terminal clusters.
- program director — a chief executive responsible for selecting and scheduling programs.
- programme editor — someone responsible for editing, overseeing and selecting the content of radio or television programmes
- 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.
- proper adjective — an adjective formed from a proper noun, as American from America.
- 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.
- pseudo-patriotic — of, like, suitable for, or characteristic of a patriot.
- pseudo-realistic — interested in, concerned with, or based on what is real or practical: a realistic estimate of costs; a realistic planner.
- pseudo-spiritual — of, relating to, or consisting of spirit; incorporeal.
- pseudohistorical — of, pertaining to, treating, or characteristic of history or past events: historical records; historical research.
- pseudoparenchyma — (in certain fungi and red algae) a compact mass of tissue, made up of interwoven hyphae or filaments, that superficially resembles plant tissue.
- pseudoperipteral — having a freestanding colonnade at each end, with engaged columns at the sides.
- pullorum disease — a highly contagious, frequently fatal disease of young poultry caused by the bacterium Salmonella gallinarum (pullorum), transmitted by the infected hen during egg production, and characterized by weakness, loss of appetite, and diarrhea.
- pyramidal orchid — a chalk-loving orchid, Anacamptis pyramidalis, bearing a dense cone-shaped spike of purplish-pink flowers with a long curved spur
- pyroracemic acid — pyruvic acid.
- pyrovanadic acid — an oxyacid of vanadium, known chiefly in the form of its vanadate salts; Formula: H4V2O7
- quasi-democratic — pertaining to or of the nature of democracy or a democracy.
- 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)
- radiographically — the production of radiographs.
- 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.
- radiosymmetrical — radially symmetrical.
- 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
- rag-and-bone man — a peddler who buys and sells used clothes, rags, etc.; junkman.
- railroad station — railway station, train stop
- random vibration — Random vibration is a type of forced vibration in which the motion follows no regular pattern.
- rattle around in — to live or work in (a house, office, etc.) that is too big for one's needs
- razor-billed auk — a black and white auk, Alca torda, of the American and European coasts of the northern North Atlantic, having a compressed black bill encircled by a white band.
- re-accreditation — to ascribe or attribute to (usually followed by with): He was accredited with having said it.
- read only memory — ROM.
- read-only memory — ROM.
- rearguard action — an action fought by a rearguard
- reasonable doubt — law: grounds for believing sb is innocent
- reconceptualized — to form into a concept; make a concept of.
- record separator — (character) (RS) ASCII character 30.
- recorded message — words spoken by someone and recorded electronically in order to be replayed again in future, esp automatically over the phone
- rectus abdominis — a long flat muscle that extends along the whole length of both sides of the abdomen. It flexes the vertebral column, particularly the lumbar portion; it also tenses the anterior abdominal wall and assists in compressing the abdominal contents
- redbank whiteoak — a city in S Tennessee.