17-letter words containing c, h, l, o, a, n
- continental shelf — The continental shelf is the area which forms the edge of a continent, ending in a steep slope to the depths of the ocean.
- control character — a character in a data stream that signals the device receiving the data to perform a particular control function, as changing the line spacing on a printer from single to double-spaced.
- coral honeysuckle — trumpet honeysuckle.
- counterchallenges — Plural form of counterchallenge.
- cromwellian chair — an upright oaken chair, often with arms, having all pieces turned and a seat and back panel of leather or cloth attached with brass-headed nails.
- cyanogen chloride — a colorless, volatile, poisonous liquid, CNCl, used chiefly in the synthesis of compounds containing the cyano group.
- daphnis and chloe — two lovers in pastoral literature, esp in a prose idyll attributed to the Greek writer Longus
- dehydrochlorinase — an enzyme that catalyzes the removal of hydrogen and chlorine atoms or ions from chlorinated hydrocarbons.
- dehydrochlorinate — to remove hydrogen chloride or chlorine and hydrogen from (a substance).
- denatured alcohol — ethanol rendered unfit for human consumption by the addition of a noxious substance, as in methylated spirits
- dendroarchaeology — (archaeology) the science that uses dendrochronology to date wooden material from archaeological sites.
- dephlogisticating — Present participle of dephlogisticate.
- diacetone alcohol — a colorless, flammable liquid with a pleasant odor, C 6 H 12 O 2 : used as a solvent for lacquers, dyes, cellulose nitrate, and resins.
- echo cancellation — A process which removes unwanted echoes from the signal on a telephone line. Echoes are usually caused by impedance mismatches along an analogue line.
- echoencephalogram — a graphic record produced by an echoencephalograph.
- ehelp corporation — (company) A vendor of Microsoft Windows application development tools such as RoboHELP and RoboDemo. EHelp were formerly (around 1997) Blue Sky Software. Address: 7777 Fay Avenue, Suite 201, La Jolla, CA 92037, USA. Telephone: +1-800-793-0364, +1 (619) 459 6365. Fax: +1 (619) 459 6366.
- electroanesthesia — Anesthesia induced by cranial electrotherapy stimulation.
- electromechanical — Of, relating to, or denoting a mechanical device that is electrically operated.
- elementary school — primary school
- encephalomyelitic — Relating to encephalomyelitis.
- encephalomyelitis — Inflammation of the brain and spinal cord, typically due to acute viral infection.
- ethnopharmacology — The scientific study correlating ethnic groups, their health, and how it relates to their physical habits and methodology in creating and using medicines.
- exception handler — Special code which is called when an exception occurs during the execution of a program. If the programmer does not provide a handler for a given exception, a built-in system exception handler will usually be called resulting in abortion of the program run and some kind of error indication being returned to the user. Examples of exception handler mechanisms are Unix's signal calls and Lisp's catch and throw.
- exceptional child — a gifted child
- fee-paying school — a school which charges fees to parents of pupils
- first call on sth — If you have first call on something, you will be asked before anyone else whether you want to buy or use it.
- fort walton beach — a city in NW Florida.
- french provincial — noting, pertaining to, or resembling a style of furnishings and decoration originating in the provinces of France in the 18th century, derived from but less ornate than styles then current in Paris and featuring simply carved wood furniture, often with decorative curved moldings.
- french somaliland — a former name of Djibouti (def 1).
- functional change — a change in the grammatical function of a word, as in the use of the noun input as a verb or the noun fun as an adjective.
- genetic algorithm — (GA) An evolutionary algorithm which generates each individual from some encoded form known as a "chromosome" or "genome". Chromosomes are combined or mutated to breed new individuals. "Crossover", the kind of recombination of chromosomes found in sexual reproduction in nature, is often also used in GAs. Here, an offspring's chromosome is created by joining segments choosen alternately from each of two parents' chromosomes which are of fixed length. GAs are useful for multidimensional optimisation problems in which the chromosome can encode the values for the different variables being optimised.
- glastonbury chair — a folding chair having legs crossed front-to-back and having arms connected to the back and to the front seat rail.
- grandfather clock — a pendulum floor clock having a case as tall as or taller than a person; tall-case clock; long-case clock.
- grandmother clock — a pendulum clock similar to a grandfather's clock but shorter.
- haematocrystallin — Alternative form of hematocrystallin.
- half-round chisel — a cold chisel with a semicircular cutting edge used for making narrow channels
- hall of residence — Halls of residence are buildings with rooms or flats, usually built by universities or colleges, in which students live during the term.
- hamiltonian cycle — Hamiltonian problem
- harmonic analysis — the calculation of Fourier series and their generalization.
- harmonic interval — an intervening period of time: an interval of 50 years.
- haroun-al-raschid — Harun al-Rashid.
- helicopter parent — a style of child rearing in which an overprotective mother or father discourages a child's independence by being too involved in the child's life: In typical helicopter parenting, a mother or father swoops in at any sign of challenge or discomfort.
- henry cabot lodge — Henry Cabot, 1850–1924, U.S. public servant and author: senator 1893–1924.
- high-carbon steel — steel containing between 0.5 and 1.5 per cent carbon
- histamine blocker — any of various substances that act at a specific receptor site to block certain actions of histamine.
- ho chi minh trail — a network of jungle paths winding from North Vietnam through Laos and Cambodia into South Vietnam, used as a military route by North Vietnam to supply the Vietcong during the Vietnam War.
- hollandaise sauce — a sauce of egg yolks, butter, lemon juice, and seasonings.
- homeland security — national defence
- homovanillic acid — the end product of dopamine metabolism, C 9 H 10 O 4 , found in human urine.
- hubble's constant — the ratio of the recessional velocity of galaxies to their distance from the sun, with current measurements of its value ranging from 50 to 100 km/sec per megaparsec.