15-letter words containing o, r, d, u, s
- odontorhynchous — (of birds) having toothlike ridges inside the beak
- odoriferousness — The quality of being odoriferous.
- off one's guard — to keep safe from harm or danger; protect; watch over: to guard the ruler.
- ordinal numbers — Also called ordinal numeral. any of the numbers that express degree, quality, or position in a series, as first, second, and third (distinguished from cardinal number).
- ordnance survey — mapmaking agency
- outdoorsmanship — a person devoted to outdoor sports and recreational activities, as hiking, hunting, fishing, or camping.
- outside caliper — a caliper whose legs turn inward so that it can measure outside dimensions, as the diameter of a rod.
- outside forward — one of two attacking players who usually play on the far side of the field; wing.
- over-structured — excessively structured or organized.
- pamprodactylous — having all four toes directed forward, as in swifts and colies.
- pastel-coloured — pale-coloured; in a shade such as pink or pale blue
- polyunsaturated — of or noting a class of animal or vegetable fats, especially plant oils, whose molecules consist of carbon chains with many double bonds unsaturated by hydrogen atoms and that are associated with a low cholesterol content of the blood.
- post-industrial — of, relating to, or characteristic of an era following industrialization: The economy of the postindustrial society is based on the provision of services rather than on the manufacture of goods.
- post-production — In film and television, post-production is the work such as editing that takes place after the film has been shot.
- postdivestiture — taking place after divestiture
- pound one's ear — to sleep
- primordial soup — the seas and atmosphere as they existed on earth before the existence of life, consisting primarily of an oxygen-free gaseous mixture containing chiefly water, hydrogen, methane, ammonia, and carbon dioxide.
- procrustean bed — a plan or scheme to produce uniformity or conformity by arbitrary or violent methods.
- pseudepigraphon — any book of the Pseudepigrapha
- pseudo-artistic — conforming to the standards of art; satisfying aesthetic requirements: artistic productions.
- pseudo-critical — inclined to find fault or to judge with severity, often too readily.
- pseudo-dramatic — of or relating to the drama.
- pseudo-military — of, for, or pertaining to the army or armed forces, often as distinguished from the navy: from civilian to military life.
- pseudo-romantic — of, relating to, or of the nature of romance; characteristic or suggestive of the world of romance: a romantic adventure.
- 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.
- pulchritudinous — physically beautiful; comely.
- question period — a period of time set aside each day for members of parliament to question government ministers
- radio sono-buoy — a buoy equipped to detect underwater noises and transmit them by radio
- radiophosphorus — phosphorus 32.
- rayside-balfour — a town in S Ontario, in S Canada.
- rediscount rate — the rate charged by the Federal Reserve Bank to member banks for rediscounting commercial paper.
- reduce to tears — If someone or something reduces you to tears, they make you feel so unhappy that you cry.
- refuse disposal — the act of disposing of rubbish and waste
- religious order — monks: monastery
- reported clause — A reported clause is a subordinate clause that indicates what someone said or thought. For example, in 'She said that she was hungry', 'she was hungry' is a reported clause.
- required course — an obligatory course for all students
- residual income — the remaining income (of a business or person) after necessary debts, expenses, etc, have been paid
- reynolds number — a dimensionless number, vρl/η, where v is the fluid velocity, ρ the density, η the viscosity and l a dimension of the system. The value of the number indicates the type of fluid flow
- ribonucleotides — an ester, composed of a ribonucleoside and phosphoric acid, that is a constituent of ribonucleic acid.
- robert guiscard — Robert [French raw-ber] /French rɔˈbɛr/ (Show IPA), (Robert de Hauteville) c1015–85, Norman conqueror in Italy.
- rogation sunday — the fifth Sunday after Easter; it sees the start of the supplications that are continued during the following Monday, Tuesday and Wednesday
- rouget de lisle — Claude Joseph [klohd zhaw-zef] /kloʊd ʒɔˈzɛf/ (Show IPA), 1760–1836, French army officer and composer of songs: wrote and composed Marseillaise.
- round the twist — mad; eccentric
- round whitefish — a whitefish, Prosopium cylindraceum, found in northern North America and Siberia, having silvery sides and a dark bronze back.
- roundheadedness — the state of having a round head