13-letter words containing o, a, r, y
- racial memory — feelings, patterns of thought, and fragments of experience that have been transmitted from generation to generation in all humans and have deeply influenced the mind and behavior.
- radioactivity — the phenomenon, exhibited by and being a property of certain elements, of spontaneously emitting radiation resulting from changes in the nuclei of atoms of the element.
- radioteletype — Also called radioteletypewriter [rey-dee-oh-tel-i-tahyp-rahy-ter, -tel-i-tahyp-rahy-] /ˌreɪ di oʊˌtɛl ɪˈtaɪpˌraɪ tər, -ˈtɛl ɪ taɪpˌraɪ-/ (Show IPA). a teletypewriter equipped for transmitting or receiving messages by radio instead of wire.
- ramon y cajal — Santiago [sahn-tyah-gaw] /sɑnˈtyɑ gɔ/ (Show IPA), 1852–1934, Spanish histologist: Nobel Prize in medicine 1906.
- ray tomlinson — (person) An engineer at Bolt Beranek and Newman who, in July 1972 while designing the first[?] electronic mail program, chose the commercial at symbol "@" to separate the user name from the computer name.
- ready-to-wear — clothing made in standard sizes; ready-made clothing.
- real property — an estate or property consisting of lands and of all appurtenances to lands, as buildings, crops, or mineral rights (distinguished from personal property).
- reasonability — agreeable to reason or sound judgment; logical: a reasonable choice for chairman.
- reciprocality — given or felt by each toward the other; mutual: reciprocal respect.
- recommendably — in a way that is recommendable
- record player — phonograph.
- recovery team — a team engaged in locating and retrieving bodies, cargo, etc, esp following a crash, explosion or natural disaster
- reformability — the extent to which something or someone is reformable; the capability or susceptibility to reform
- refractometry — an instrument for determining the refractive index of a substance.
- relay station — a radio station that receives radio signals and retransmits them, in order to extend their range
- remonstrantly — in a remonstrant or opposing manner
- remonstratory — characterized by protest or expostulation
- repetitionary — of the nature of repetition, repetitious
- reproachfully — full of or expressing reproach or censure: a reproachful look.
- restoratively — in a restorative manner
- retroactively — operative with respect to past occurrences, as a statute; retrospective: a retroactive law.
- reverberatory — characterized or produced by reverberation.
- revolutionary — of, pertaining to, characterized by, or of the nature of a revolution, or a sudden, complete, or marked change: a revolutionary junta.
- rheologically — in a rheological manner
- rhyparography — the painting of still-life, esp of sordid or unpleasant subjects
- rhythmization — the act or process of rhythmizing something
- right you are — If someone says 'right you are', they are agreeing to do something in a very willing and happy way.
- road surveyor — a person who does surveying work for road building
- rogation days — Usually, rogations. Ecclesiastical. solemn supplication, especially as chanted during procession on the three days (Rogation Days) before Ascension Day.
- roman holiday — a public spectacle or controversy marked by barbarism, vindictiveness, or scandal.
- romanticality — the state or quality of being romantic
- rotary beater — a culinary utensil or device, as an eggbeater, with one or more sets of rotary blades for beating, whipping, mixing, etc.
- rotary engine — an engine, as a turbine, in which the impelling fluid produces torque directly rather than by acting upon reciprocating parts.
- rotary harrow — a harrow with a number of turning wheels rimmed with spikes, used for various soil treatments.
- rotary plough — an implement with a series of blades mounted on a power-driven shaft, used to break up soil or weeds
- rotary tiller — rototiller.
- roxas y acuña — Manuel (maˈnwel). 1892–1948, Philippine statesman; first president of the Republic of the Philippines (1946–48)
- royal academy — a society founded in 1768 by George III of England for the establishment of a school of design and the holding of an annual exhibition of the works of living artists.
- royal charter — authorization by the monarchy
- royal marines — a corps of soldiers specially trained in amphibious warfare
- royal society — The Royal Society of London for the Advancement of Science, a society through which the British government has supported scientific investigation since 1662: awards four annual medals.
- royal warrant — an authorization to a tradesman to supply goods to a royal household
- saccharolytic — of or causing the hydrolysis of sugars.
- saccharometry — the process of determining the quantity of sugar in a solution
- saccharomyces — a fungus of the genus Saccharomyces, esp the yeast plant
- sacrosanctity — extremely sacred or inviolable: a sacrosanct chamber in the temple.
- safety factor — the ratio of the maximum stress that a structural part or other piece of material can withstand to the maximum stress estimated for it in the use for which it is designed.
- saint gregory — Saint (Hildebrand) c1020–85, Italian ecclesiastic: pope 1073–85.
- scalariformly — in a scalariform or ladder-like manner
- sclerotherapy — Medicine/Medical. a treatment for varicose veins in which blood flow is diverted and the veins collapsed by injection of a hardening solution, also used cosmetically in spider veins to eliminate discoloration.