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20-letter words containing n, o, s, h, r

  • photophosphorylation — phosphorylation that utilizes light as a source of energy, as in the formation of ATP from ADP and phosphorus during photosynthesis.
  • polyanthus narcissus — a Eurasian amaryllidaceous plant, Narcissus tazetta, having clusters of small yellow or white fragrant flowers
  • poor man's something — a (cheaper) substitute for something
  • post-synchronization — the recording of dialogue and sound effects in synchronization with the picture after the film has been shot.
  • pour out one's heart — Anatomy. a hollow, pumplike organ of blood circulation, composed mainly of rhythmically contractile smooth muscle, located in the chest between the lungs and slightly to the left and consisting of four chambers: a right atrium that receives blood returning from the body via the superior and inferior vena cavae, a right ventricle that pumps the blood through the pulmonary artery to the lungs for oxygenation, a left atrium that receives the oxygenated blood via the pulmonary veins and passes it through the mitral valve, and a left ventricle that pumps the oxygenated blood, via the aorta, throughout the body.
  • prepositional phrase — a phrase consisting of a preposition, its object, which is usually a noun or a pronoun, and any modifiers of the object, as in the gray desk I use.
  • prohibited substance — a substance, such as a drug, etc, that is banned or forbidden by law or other authority
  • prosthetic dentistry — prosthodontics.
  • pseudoparenchymatous — (in certain fungi and red algae) a compact mass of tissue, made up of interwoven hyphae or filaments, that superficially resembles plant tissue.
  • psychometric testing — the use of psychometric tests, often as a selection method
  • pyroligneous alcohol — methyl alcohol.
  • quaker meeting house — a place where Quakers gather for worship
  • rachel louise carson — Christopher ("Kit") 1809–68, U.S. frontiersman and scout.
  • raynaud's phenomenon — a secondary circulatory disorder, often associated with a primary vascular disease, characterized by changes of blood flow resulting in white, bluish, or red hands and feet
  • ride on shank's mare — to walk
  • rise to the occasion — to have the courage, wit, etc, to meet the special demands of a situation
  • rocky mountain sheep — bighorn.
  • roller-blind shutter — curtain shutter.
  • roof over one's head — If you have a roof over your head, you have somewhere to live.
  • rough-winged swallow — either of two New World swallows of the genus Stelgidopteryx, having outer primary feathers with small barblike hooks on the margins.
  • royal british legion — an organization founded in 1921 to provide services and assistance for former members of the armed forces
  • rub sb's nose in sth — To rub someone's nose in something that they do not want to think about, such as a failing or a mistake they have made, means to remind them repeatedly about it.
  • saint anthony's fire — any of certain skin conditions that are of an inflammatory or gangrenous nature, as erysipelas, hospital gangrene, or ergotism.
  • scatter site housing — public housing, especially for low-income families, built throughout an urban area rather than being concentrated in a single neighborhood.
  • schizoid personality — sb with identity disorder
  • schrodinger equation — the wave equation of nonrelativistic quantum mechanics. Also called Schrödinger wave equation. Compare wave equation (def 2).
  • season ticket holder — a person who has a season ticket
  • serve a person right — to pay a person back, esp for wrongful or foolish treatment or behaviour
  • set the ball rolling — to open or initiate (an action, discussion, movement, etc)
  • sex change operation — a surgical operation designed to change a person's physical sexual characteristics to those of the opposite sex
  • shaken baby syndrome — a usually fatal condition of abused infants brought on by violent shaking by the arms or shoulders that causes severe internal bleeding, especially around the brain and in the eyes.
  • shakespearean sonnet — a sonnet form used by Shakespeare and having the rhyme scheme abab, cdcd, efef, gg.
  • shear transformation — a map of a coordinate space in which one coordinate is held fixed and the other coordinate or coordinates are shifted.
  • short back and sides — If a man has a short back and sides, his hair is cut very short at the back and sides with slightly thicker, longer hair on the top of the head.
  • shoulder-length hair — hair that reaches a person's shoulders
  • silicon tetrahydride — silane (def 1).
  • slip through the net — If criminals slip through the net, they avoid being caught by the system or trap that was meant to catch them.
  • south american plate — a major tectonic division of the earth's crust, comprising the continent of South America and several ocean basins and bounded on the north by the Caribbean Plate, on the east by the Mid-Atlantic Ridge, on the west by a submarine trench that borders the western coast of the continent, and on the south by the Antarctic Plate.
  • south orkney islands — an uninhabited group of islands in the S Atlantic, southeast of Cape Horn: formerly a dependency of the Falkland Islands; part of the British Antarctic Territory since 1962 (claims are suspended under the Antarctic Treaty). Area: 621 sq km (240 sq miles)
  • south temperate zone — the part of the earth's surface between the tropic of Capricorn and the Antarctic Circle.
  • southern oscillation — a low-latitude fluctuation of atmospheric pressure closely linked with El Niño events, specifically the periods of El Niño warming and La Niña cooling.
  • span of apprehension — the maximum number of objects that can be correctly assessed after a brief presentation
  • spanish oyster plant — a composite plant, Scolymus hispanicus, of southern Europe, having spiny, thistlelike leaf margins, small yellow flowers, and an edible root.
  • special relationship — the exceptionally close political, diplomatic, cultural and historical relations between the United States and the United Kingdom
  • spherical aberration — variation in focal length of a lens or mirror from center to edge, due to its spherical shape.
  • spherical coordinate — Usually, spherical coordinates. any of three coordinates used to locate a point in space by the length of its radius vector and the angles this vector makes with two perpendicular polar planes.
  • spirits of hartshorn — a colorless, pungent, suffocating, aqueous solution of about 28.5 percent ammonia gas: used chiefly as a detergent, for removing stains and extracting certain vegetable coloring agents, and in the manufacture of ammonium salts.
  • st. george's channel — a channel between Wales and Ireland, connecting the Irish Sea and the Atlantic. 100 miles (160 km) long; 50–90 miles (81–145 km) wide.
  • step into the breach — If you step into the breach, you do a job or task which someone else was supposed to do or has done in the past, because they are suddenly unable to do it.
  • straight as an arrow — direct, unwavering
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