19-letter words containing a, c, h, l, o, r
- reticuloendothelial — pertaining to, resembling, or involving cells of the reticuloendothelial system.
- rhetorical question — a question asked solely to produce an effect or to make an assertion and not to elicit a reply, as “What is so rare as a day in June?”.
- right circular cone — a cone whose surface is generated by lines joining a fixed point to the points of a circle, the fixed point lying on a perpendicular through the center of the circle.
- saccharolactic acid — mucic acid.
- salvage archaeology — the collection of archaeological data and materials from a site in danger of imminent destruction, as from new construction or flooding.
- seleucia tracheotis — an ancient city in SE Asia Minor, on the River Calycadnus (modern Goksu Nehri): captured by the Turks in the 13th century; site of present-day Silifke (Turkey)
- sharp-focus realism — photorealism.
- simple carbohydrate — a carbohydrate, as glucose, that consists of a single monosaccharide unit.
- sleepy hollow chair — an armchair of the mid-19th century, sometimes on rockers, having a single piece forming a high upholstered back and a concave upholstered seat.
- social anthropology — study of human culture
- southern crab apple — a tree, Malus angustifolia, of the eastern U.S., having oblong leaves, fragrant, pink or rose-colored flowers, and small, round, yellow-green fruit.
- spherical astronomy — the branch of astronomy dealing with the determination of the positions of celestial bodies on the celestial sphere.
- stochastic variable — a random variable.
- teacher-pupil ratio — the number of teachers relative to the number of pupils in a particular school
- tetrachloroethylene — a colorless, nonflammable, nonexplosive liquid, C 2 Cl 4 , used as a solvent, especially in dry cleaning.
- the channel country — an area of E central Australia, in SW Queensland: crossed by intermittent rivers and subject to both flooding and long periods of drought
- the little corporal — a nickname of Napoleon Bonaparte
- the social register — a directory, now published annually, of the families who are considered to form the country's social élite
- theatrical producer — a person who is responsible for all aspects of a theatrical production
- theological virtues — one of the three graces: faith, hope, or charity, infused into the human intellect and will by a special grace of God.
- theoretical physics — abstract use of physics
- therapeutic cloning — the permitted creation of cloned human tissues for surgical transplant
- throw cold water on — having a relatively low temperature; having little or no warmth: cold water; a cold day.
- to clutch at straws — If you are clutching at straws or grasping at straws, you are trying unusual or extreme ideas or methods because other ideas or methods have failed.
- trahison des clercs — a compromising of intellectual integrity, esp. for political reasons
- tuamotu archipelago — a group of about 80 coral islands in the S Pacific, in French Polynesia. Pop: 15 973 (2002; including the Gambier Islands). Area: 860 sq km (332 sq miles)
- typographical error — an error in printed or typewritten matter resulting from striking the improper key of a keyboard, from mechanical failure, or the like.
- ultramicrochemistry — the branch of microchemistry dealing with minute quantities of material weighing one microgram or less.
- wearable technology — a small computer or advanced electronic device that is worn or carried on the body: the trendiest wearable technologies.
- white-collar worker — office employee, clerical worker
- zenithal projection — a type of map projection in which part of the earth's surface is projected onto a plane tangential to it, either at one of the poles (polar zenithal), at the equator (equatorial zenithal), or between (oblique zenithal)