15-letter words containing r, d, o
- revised version — a recension of the Authorized Version, prepared by British and American scholars, the Old Testament being published in 1885, and the New Testament in 1881.
- reworked fossil — a fossil eroded from sediment and redeposited in younger sediment
- reye's syndrome — an uncommon, severe disorder occurring primarily in children after a viral illness, as influenza or chickenpox, and associated with aspirin usage, involving swelling of the brain and liver and affecting other organs: symptoms include fever, projectile vomiting, confusion, and, sometimes, respiratory arrest.
- 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
- rhodesian front — the governing party in Zimbabwe (then called Rhodesia) 1962–78
- ribonucleotides — an ester, composed of a ribonucleoside and phosphoric acid, that is a constituent of ribonucleic acid.
- ricinoleic acid — a colorless to yellow, viscous, liquid, water-insoluble, unsaturated hydroxyl acid, C 1 8 H 3 4 O 3 , occurring in castor oil in the form of the glyceride: used chiefly in soaps and textile finishing.
- ride for a fall — to sit on and manage a horse or other animal in motion; be carried on the back of an animal.
- right-hand buoy — a distinctive buoy marking the side of a channel regarded as the right, or starboard, side.
- río de la plata — Rí·o de la [ree-aw th e lah] /ˈri ɔ ðɛ lɑ/ (Show IPA) an estuary on the SE coast of South America between Argentina and Uruguay, formed by the Uruguay and Paraná rivers, about 185 miles (290 km) long.
- riviere-du-loup — a city in SE Quebec, in E Canada, on the St. Lawrence.
- robe-de-chambre — a dressing gown.
- robert guiscard — Robert [French raw-ber] /French rɔˈbɛr/ (Show IPA), (Robert de Hauteville) c1015–85, Norman conqueror in Italy.
- robin redbreast — robin (defs 1, 2).
- rod pumped well — A rod pumped well is a well with a nodding donkey to remove fluid mechanically.
- rogation sunday — the fifth Sunday after Easter; it sees the start of the supplications that are continued during the following Monday, Tuesday and Wednesday
- rolled into one — If something is several things rolled into one, it combines the main features or qualities of those things.
- rolling meadows — a city in NE Illinois, near Chicago.
- romantic comedy — a light and humorous movie, play, etc., whose central plot is a happy love story.
- romblon islands — a group of islands of the Philippines in the Sibuyan Sea and Tablas Strait, part of the Visayan Islands.
- room-and-pillar — noting a means of extracting coal or other minerals from underground deposits by first cutting out rooms, then robbing the pillars between them; pillar-and-breast.
- root and branch — a part of the body of a plant that develops, typically, from the radicle and grows downward into the soil, anchoring the plant and absorbing nutriment and moisture.
- root-and-branch — a part of the body of a plant that develops, typically, from the radicle and grows downward into the soil, anchoring the plant and absorbing nutriment and moisture.
- ross dependency — a territory in Antarctica, including Ross Island, the coasts along the Ross Sea, and adjacent islands: a dependency of New Zealand. About 175,000 sq. mi. (453,250 sq. km).
- rotary debugger — (Commodore) Essential equipment for those late-night or early-morning debugging sessions. Mainly used as sustenance for the hacker. Comes in many decorator colours, such as Sausage, Pepperoni, and Garbage.
- rotary drilling — Rotary drilling is the use of a continuous circular motion of the drill bit to make a hole.
- 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.
- rough and ready — rough, rude, or crude, but good enough for the purpose: a rough-and-ready estimate of future expenses.
- rough-and-ready — rough, rude, or crude, but good enough for the purpose: a rough-and-ready estimate of future expenses.
- round and round — following a circuitous or circular course for a comparatively long time, esp vainly
- round character — a character in fiction whose personality, background, motives, and other features are fully delineated by the author.
- 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.
- round-the-clock — around-the-clock.
- round-trip time — (RTT) A measure of the current delay on a network, found by timing a packet bounced off some remote host. This can be done with ping -s.
- roundaboutation — circumlocution
- roundaboutility — roundaboutness
- roundheadedness — the state of having a round head
- routeing domain — (networking) (US "routing") A set of routers that exchange routeing information within an administrative domain.
- rowland heights — a city in SW California, near Los Angeles.
- ruddy turnstone — a common shorebird, Arenaria interpres, of the New and Old World arctic, wintering south to southern South America and Australia and having striking reddish-brown, black, and white plumage.
- rutherford atom — the atom postulated as analogous to the solar system, with electrons revolving around a small, central, positive nucleus that constitutes practically the entire mass of the atom
- sacred mushroom — any of various hallucinogenic mushrooms, esp species of Psilocybe and Amanita, that have been eaten in rituals in various parts of the world
- saffron strands — the dried stigmas of the saffron, which are then crushed into powder to flavour or colour food
- sale of produce — the selling of something that is produced, esp agricultural products
- sandwich course — A sandwich course is an educational course in which you have periods of study between periods of being at work.
- sanitary cordon — cordon sanitaire.
- sargon of akkad — 24th to 23rd century bc, semilegendary Mesopotamian ruler whose empire extended from the Gulf to the Mediterranean
- satin bowerbird — the largest Australian bowerbird, Ptilonorhynchus violaceus, the male of which has lustrous blue plumage
- saturated vapor — a vapor whose temperature and pressure are such that any compression of its volume at constant temperature causes it to condense to liquid at a rate sufficient to maintain a constant pressure.