12-letter words containing r, s, f
- proof sheets — trial impressions made from composed type, or print-outs (from a laser printer, etc) read for the correction of errors; proofs
- 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.
- proof stress — the load per unit area that a structure can withstand without being permanently deformed by more than a specified amount.
- protest flag — a flag hoisted by a racing yacht to advise the judges of a violation of the rules by another yacht.
- pseudo force — any force that is postulated to account for apparent deviations from Newton's laws of motion appearing in an accelerated reference system.
- purposefully — having a purpose.
- push forward — keep advancing
- pyritiferous — having or producing pyrites
- pyrosulfuric — of or derived from pyrosulfuric acid; disulfuric.
- quarterstaff — a former English weapon consisting of a stout pole 6 to 8 feet (1.8 to 2.4 meters) long, tipped with iron.
- rabbitfishes — Plural form of rabbitfish.
- rainbow fish — guppy.
- rat-infested — (of a place or vessel) that has many rats
- reclassified — to classify anew.
- red bandfish — a fish, Cepola haastii, found on the inner continental shelf around New Zealand: family Cepolidae
- red goatfish — a goatfish, Mullus auratus.
- redispose of — to dispose of again
- reform flask — an English salt-glazed stoneware flask of the early 19th century formed as an effigy of one of the figures connected with the Reform Bill of 1832.
- refresh rate — (hardware) (Or "vertical refresh rate", "vertical scan rate") The maximum number of frames that can be displayed on a monitor in a second, expressed in Hertz. The scan rate is controlled by the vertical sync signal generated by the video controller, ordering the monitor to position the electron gun at the upper left corner of the raster, ready to paint another frame. It is limited by the monitor's maximum horizontal scan rate and the resolution, since higher resolution means more scan lines. Increasing the refresh rate decreases flickering, reducing eye strain, but few people notice any change above 60-72 Hz.
- refreshfully — in a refreshful manner; refreshingly
- refreshingly — having the power to restore freshness, vitality, energy, etc.: a refreshing nap.
- refreshments — something that refreshes, especially food or drink.
- refurnishing — to supply (a house, room, etc.) with necessary furniture, carpets, appliances, etc.
- refuse chute — a chute in a building which rubbish and waste is thrown down to the main refuse bins, etc
- refuse lorry — a lorry used to collect and dispose of rubbish and waste from homes, etc
- reichsfuhrer — the title of the chief of the Schutzstaffel.
- renfrewshire — a historic county in SW Scotland.
- resiniferous — yielding resin.
- respectfully — full of, characterized by, or showing politeness or deference: a respectful reply.
- risk-benefit — involving studies, testing, etc., to establish whether the benefits, as of a course of medical treatment, outweigh the risks involved: to arrive at a risk-benefit ratio.
- river forest — a city in NE Illinois.
- road surface — the surface of the road, often asphalt
- rooflessness — the state of having no roof
- rotflmaoastc — (chat) Rolling on the floor laughing my ass (or arse) off and scaring the cat. The superlative form of ROTFL.
- rs flip-flop — SR flip-flop
- rustproofing — the process of making metal rustproof.
- safari shirt — a shirt resembling a bush jacket.
- safe harbour — a place that offers protection from the weather, attack, etc
- safe surfing — the practice of using security measures to protect one's computer while surfing the internet
- safe-breaker — a person who breaks open and robs safes
- safecracking — the act of breaking into a safe
- safety razor — a razor with a guard to prevent the blade from cutting the skin.
- saffron rice — a dish made from white rice and flavoured with the spice saffron
- sale of work — a sale of goods and handicrafts made by the members of a club, church congregation, etc, to raise money
- salutiferous — salutary.
- san fernando — a city in E Argentina, near Buenos Aires.
- 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.