13-letter words containing o, h, a, r
- pterylography — the description of the feather arrangement on birds
- pyretotherapy — therapy by raising the body temperature, as by diathermy or by artificially inducing fever.
- pyrophosphate — a salt or ester of pyrophosphoric acid.
- pyrotechnical — of or relating to pyrotechnics.
- quadraphonics — high-fidelity sound reproduction involving signals transmitted through four different channels.
- quadrillionth — a cardinal number represented in the U.S. by 1 followed by 15 zeros, and in Great Britain by 1 followed by 24 zeros.
- quadriphonics — quadraphony.
- quarter horse — one of a breed of strong horses developed in the U.S. for short-distance races, usually a quarter of a mile.
- rabbath ammon — Amman.
- radio horizon — the locus of points on the earth's surface where rays from a transmitting antenna are tangent to the surface. The radio horizon for a fixed antenna varies with refraction by the atmosphere of radio waves.
- radiochemical — pertaining to or involving radiochemistry.
- ragged school — (in Britain, formerly) a free elementary school for poor children
- rain or shine — regardless of the weather or circumstances; in any event: The concert will be held, rain or shine. He's always a reliable friend, rain or shine.
- rann of kutch — an extensive salt waste in W central India, and S Pakistan: consists of the Great Rann in the north and the Little Rann in the southeast; seasonal alternation between marsh and desert; some saltworks. In 1968 an international tribunal awarded about 10 per cent of the border area to Pakistan. Area: 23 000 sq km (9000 sq miles)
- rapprochement — an establishment or reestablishment of harmonious relations: a rapprochement reached between warring factions.
- reach-me-down — a garment that is cheaply ready-made or second-hand
- redondo beach — a city in SW California.
- refashionment — the act or state of being refashioned
- reflectograph — a type of mechanical instrument used for communication with spirits or the dead
- rehabilitator — to restore to a condition of good health, ability to work, or the like.
- rehospitalize — to place in hospital again
- reorchestrate — to orchestrate (a piece of music) again
- reproachfully — full of or expressing reproach or censure: a reproachful look.
- reprographics — reprography.
- research work — work concerning research into or investigation into a subject, topic, etc, particularly in the sciences
- retail anchor — A retail anchor is a popular store whose name will attract customers to a shopping mall.
- rheologically — in a rheological manner
- rhesus factor — Rh factor.
- rhinoscleroma — an inflammatory bacterial disease of the nose that is mostly found in Africa and Central America
- rhizocephalan — belonging to the Rhizocephala, a group of degenerate hermaphrodite crustaceans that are parasitic chiefly on crabs.
- rhodesian man — an extinct Pleistocene human whose cranial remains were found at Kabwe, in Zambia: formerly in some classifications Homo rhodesiensis but now considered archaic Homo sapiens.
- 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.
- rochelle salt — a white crystalline double salt, sodium potassium tartrate, used in Seidlitz powder. Formula: KNaC4H4O6.4H2O
- rock the boat — to move or sway to and fro or from side to side.
- rocking chair — a chair mounted on rockers or springs so as to permit a person to rock back and forth while sitting.
- rocking shear — a shear having a curved blade that cuts with a rocking motion.
- rogue's march — a derisive tune played to accompany a person's expulsion from a regiment, community, etc.
- roman holiday — a public spectacle or controversy marked by barbarism, vindictiveness, or scandal.
- rose of china — China rose (def 2).
- rosh hashanah — a Jewish high holy day that marks the beginning of the Jewish New Year, celebrated on the first and second days of Tishri by Orthodox and Conservative Jews and only on the first day by Reform Jews.
- 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
- rough as bags — uncouth
- rough diamond — gemstone: uncut diamond
- rough passage — a stormy sea journey
- royal charter — authorization by the monarchy
- saber-toothed — having long, saberlike upper canine teeth, sometimes extending below the margin of the lower jaw.
- saccharolytic — of or causing the hydrolysis of sugars.