12-letter words containing f, r, i, o
- profile plan — a diagrammatic fore-and-aft elevation of the hull of a vessel, showing bow and buttock lines, stations, water lines, diagonals, decks, bulwarks, etc.
- profiteering — a person who seeks or exacts exorbitant profits, especially through the sale of scarce or rationed goods.
- profitlessly — in such a way as to not yield profit, as in financial gains or general benefits or advantages
- prolifically — producing offspring, young, fruit, etc., abundantly; highly fruitful: a prolific pear tree.
- prolificness — producing offspring, young, fruit, etc., abundantly; highly fruitful: a prolific pear tree.
- proof spirit — an alcoholic liquor, or mixture of alcohol and water, containing a standard amount of alcohol. In the U.S. proof spirit has a specific gravity of .93353 (containing one half of its volume of alcohol of a specific gravity of .7939 at 60° F). In Britain proof spirit has a specific gravity of .91984.
- proofreading — correction of text
- pulvilliform — resembling a pulvillus
- purification — to make pure; free from anything that debases, pollutes, adulterates, or contaminates: to purify metals.
- putrefaction — the act or process of putrefying; the anaerobic decomposition of organic matter by bacteria and fungi that results in obnoxiously odorous products; rotting.
- pyritiferous — having or producing pyrites
- pyrosulfuric — of or derived from pyrosulfuric acid; disulfuric.
- qualificator — (in an ecclesiastical court) an officer charged with examining cases and preparing them for trial.
- rachmaninoff — Sergei Wassilievitch [sur-gey vuh-seel-yuh-vich;; Russian syir-gyey vuh-syee-lyi-vyich] /sɜrˈgeɪ vəˈsil yə vɪtʃ;; Russian syɪrˈgyeɪ vʌˈsyi lyɪ vyɪtʃ/ (Show IPA), 1873–1943, Russian pianist and composer.
- rainbow fish — guppy.
- rainbow flag — a multicoloured flag used as a symbol of peace; often used to represent gay and lesbian pride
- rainbow roof — a gable roof in the form of a broad Gothic arch, with gently sloping convex surfaces.
- ramification — the act or process of ramifying.
- ratification — the act of ratifying; confirmation; sanction.
- red goatfish — a goatfish, Mullus auratus.
- redefinition — the act of defining, or of making something definite, distinct, or clear: We need a better definition of her responsibilities.
- redispose of — to dispose of again
- reflationary — economy: relating to reflation
- reflectorize — to treat something so that it reflects light: to reflectorize license plates.
- reformatting — the shape and size of a book as determined by the number of times the original sheet has been folded to form the leaves. Compare duodecimo, folio (def 2), octavo, quarto.
- refoundation — an act of refounding
- refrigerator — a box, room, or cabinet in which food, drink, etc., are kept cool by means of ice or mechanical refrigeration.
- resiniferous — yielding resin.
- retroflexion — a bending backward.
- richard korf — (person) A Professor of computer science at the University of California, Los Angeles. Richard Korf received his B.S. from MIT in 1977, and his M.S. and Ph.D. in computer science from Carnegie-Mellon University in 1980 and 1983. From 1983 to 1985 he served as Herbert M. Singer Assistant Professor of Computer Science at Columbia University. Dr. Korf studies problem-solving, heuristic search and planning in artificial intelligence. He wrote "Learning to Solve Problems by Searching for Macro-Operators" (Pitman, 1985). He serves on the editorial boards of Artificial Intelligence, and the Journal of Applied Intelligence. Dr. Korf is the recipient of several awards and is a Fellow of the American Association for Artificial Intelligence.
- rigging loft — a loft or gallery in a boatbuilder's yard from which rigging can be fitted
- right of way — a common law or statutory right granted to a vehicle, as an airplane or boat, to proceed ahead of another.
- right-footer — (esp in Ireland) a Protestant
- ring of fire — the linear zone of seismic and volcanic activity that coincides in general with the margins of the Pacific Plate.
- river forest — a city in NE Illinois.
- road traffic — traffic on the road
- roofing felt — a type of tar paper made from glass fibre or polyester fleece impregnated with bituminous material, produced in roll form, and used in roof construction
- roofing nail — a short nail for nailing asphalt shingles or the like, having a broad head.
- royal family — the immediate family of a reigning monarch.
- rs flip-flop — SR flip-flop
- run off with — to go quickly by moving the legs more rapidly than at a walk and in such a manner that for an instant in each step all or both feet are off the ground.
- rustproofing — the process of making metal rustproof.
- saffron rice — a dish made from white rice and flavoured with the spice saffron
- salutiferous — salutary.
- sanguiferous — conveying blood, as a blood vessel.
- saronic gulf — an inlet of the Aegean, on the SE coast of Greece, between Attica and the Peloponnesus. 50 miles (80 km) long; 30 miles (48 km) wide.
- satin-flower — a Californian plant, Clarkia amoena, of the evening primrose family, having cup-shaped pink or purplish flowers blotched with red.
- satisfactory — giving or affording satisfaction; fulfilling all demands or requirements: a satisfactory solution.
- savoir faire — knowledge of just what to do in any situation; tact.
- savoir-faire — knowledge of just what to do in any situation; tact.