15-letter words containing r, d, o
- pseudoarthrosis — a joint formed by fibrous tissue bridging the gap between the two fragments of bone of an old fracture that have not united
- pseudoephedrine — a dextrorotatory, isomeric compound, C 1 0 H 1 5 NO, used as a nasal decongestant.
- pseudonephritis — a condition, thought to be benign, in which microscopic amounts of blood and protein are present in the urine, occurring commonly among athletes after strenuous exercise.
- pseudoparalysis — the inability to move a part of the body owing to factors, as pain, other than those causing actual paralysis.
- pseudopregnancy — Pathology, Veterinary Pathology. false pregnancy.
- pseudotripteral — having an arrangement of columns suggesting a tripteral structure but without the inner colonnades.
- pubic directory — [NYU] (also "pube directory" /pyoob' d*-rek't*-ree/) The "pub" (public) directory on a machine that allows FTP access. So called because it is the default location for SEX (software exchange).
- pulchritudinous — physically beautiful; comely.
- purified cotton — bleached and sterilized cotton from which the gross impurities, such as the seeds and waxy matter, have been removed: used for surgical dressings, tampons, etc
- put a damper on — To put a damper on something means to have an effect on it which stops it being as enjoyable or as successful as it should be.
- pyrogallic acid — pyrogallol
- pyrogallic-acid — a white, crystalline, water-soluble, poisonous, solid, phenolic compound, C 6 H 3 (OH) 3 , obtained by heating gallic acid and water: used chiefly as a developer in photography, as a mordant for wool, in dyeing, and in medicine in the treatment of certain skin conditions.
- pyrometric bead — (in a kiln) a ball of material that indicates by changing color that a certain temperature has been reached.
- quadripartition — A division into four parts.
- quadruplication — one of four copies or identical items, especially copies of typewritten material.
- quarter pounder — A quarter pounder is a hamburger that weighs four ounces before it is cooked. Four ounces is a quarter of a pound.
- question period — a period of time set aside each day for members of parliament to question government ministers
- quickie divorce — the formal ending of a marriage by law, carried out in a faster manner than usual, esp online
- qwerty keyboard — a keyboard having the arrangement of alphabetical and numerical keys found on the traditional typewriter
- rack-and-pinion — of or relating to a mechanism in which a rack engages a pinion: rack-and-pinion steering.
- radar astronomy — the branch of astronomy that uses radar to map the surfaces of planetary bodies, as the moon and Venus, and to determine periods of rotation.
- radar telescope — (in radar astronomy) a very large radar antenna used to study planetary bodies in the solar system.
- radial velocity — the component of the motion of a star away from or toward the earth along its line of sight, expressed in miles or kilometers per second and determined by the shift in the wavelength of light emitted by the star.
- radiator grille — a grille in an automobile or the like for air cooling of the liquid in the cooling system.
- radio announcer — someone who broadcasts or presents radio programmes
- radio astronomy — the branch of astronomy that utilizes extraterrestrial radiation in radio wavelengths rather than visible light for the study of the universe.
- radio broadcast — sth transmitted via radio signal
- radio frequency — the frequency of the transmitting waves of a given radio message or broadcast.
- radio programme — something that is broadcast on radio
- radio sono-buoy — a buoy equipped to detect underwater noises and transmit them by radio
- radio telephone — A radio telephone is a telephone which carries sound by sending radio signals rather than by using wires. Radio telephones are often used in cars.
- radio telescope — a system consisting of an antenna, either parabolic or dipolar, used to gather radio waves emitted by celestial sources and bring them to a receiver placed in the focus.
- radio-telephone — a telephone in which sound or speech is transmitted by means of radio waves instead of through wires or cables.
- radioautography — autoradiography.
- radiochemically — by radiochemical means or methods; from a radiochemical perspective
- radiogoniometer — a device used to detect the direction of radio waves, consisting of a coil that is free to rotate within two fixed coils at right angles to each other
- radiogoniometry — the science of detecting the direction of radio waves
- radioimmunology — the study of biological substances or processes with the aid of antigens or antibodies labeled with a radioactive isotope.
- radiometrically — using a radiometric method, in terms of radiometry
- radiomicrometer — an instrument for measuring small amounts of radiant energy, consisting of a sensitive thermocouple connected to a galvanometer.
- radiophosphorus — phosphorus 32.
- radiophotograph — a photograph or other image transmitted by radio.
- radioprotection — protection against radiation
- radioprotective — giving protection against the effects of radiation
- radiosensitizer — a substance, as a drug, that enhances the sensitivity of tissues or cells to radiation therapy.
- radiotechnology — the technical application of any form of radiation to industry.
- radiotelegraphy — the constructing or operating of radiotelegraphs.
- radiotelemetric — of or relating to radiotelemetry
- ramrod straight — having a very straight figure
- random sampling — a method of selecting a sample (random sample) from a statistical population in such a way that every possible sample that could be selected has a predetermined probability of being selected.