18-letter words containing r, e, l, a, c, h
- historical geology — the branch of geology dealing with the history of the earth.
- historical present — the present tense used in narrating a past event as if happening at the time of narration.
- horseless carriage — an automobile: The horse and buggy were eventually replaced by the horseless carriage.
- hot-water cylinder — a vertical cylindrical tank for storing hot water, esp an insulated one made of copper used in a domestic hot-water system
- hyper-intellectual — appealing to or engaging the intellect: intellectual pursuits.
- hyper-metaphorical — a figure of speech in which a term or phrase is applied to something to which it is not literally applicable in order to suggest a resemblance, as in “A mighty fortress is our God.”. Compare mixed metaphor, simile (def 1).
- hypercholesteremia — Alternative spelling of hypercholesteraemia.
- hypernationalistic — a person devoted to nationalism.
- hysterical reasons — (Or "hysterical raisins") A variant on the stock phrase "for historical reasons", indicating specifically that something must be done in some stupid way for backward compatibility, and moreover that the feature it must be compatible with was the result of a bad design in the first place. "All IBM PC video adaptors have to support MDA text mode for hysterical reasons." Compare bug-for-bug compatible.
- in the first place — firstly
- incidental charges — Incidental charges are costs of items and services that are not part of the main bill.
- industrial vehicle — a vehicle designed for use in industry
- interchangeability — (of two things) capable of being put or used in the place of each other: interchangeable symbols.
- irreproachableness — The quality or state of being irreproachable; integrity; innocence.
- isothermal process — a process that takes place without change in temperature.
- lactogenic hormone — prolactin.
- lake pontchartrain — a shallow lagoon in SE Louisiana, linked with the Gulf of Mexico by a narrow channel, the Rigolets: resort and fishing centre. Area: 1620 sq km (625 sq miles)
- lambeth conference — a convention of the bishops of the Anglican communion, held about every 10 years at Lambeth Palace to confer but not to define doctrine or to legislate on ecclesiastical matters.
- launching ceremony — a ceremony that celebrates the launch of a ship for the first time into the water
- leatherback turtle — a sea turtle, Dermochelys coriacea, having the shell embedded in a leathery skin, reaching a length of more than 7 feet (2.1 meter) and a weight of more than 1000 pounds (450 kg): the largest living sea turtle; an endangered species.
- leave in the lurch — a situation at the close of various games in which the loser scores nothing or is far behind the opponent.
- legislative branch — the branch of government having the power to make laws; the legislature.
- lighting cameraman — the person who designs and supervises the lighting of scenes to be filmed
- lipopolysaccharide — any of a class of polysaccharides to which lipids are attached.
- liqueur chocolates — chocolates containing liqueur
- lonely hearts club — a club for people who are trying to find a lover or a friend
- louisiana purchase — a treaty signed with France in 1803 by which the U.S. purchased for $15,000,000 the land extending from the Mississippi River to the Rocky Mountains and from Canada to the Gulf of Mexico.
- lower palaeolithic — the earliest of the three sections of the Palaeolithic, beginning about 3 million years ago and ending about 70 000 bc with the emergence of Neanderthal man
- magnetorheological — (physics) describing a substance whose rheological properties are modified by a magnetic field.
- marine archaeology — the branch of archaeology that deals with the recovery of ancient objects found beneath the sea, as shipwrecks or remains from submerged islands, and with the techniques of underwater exploration, excavation, and retrieval.
- mathematical error — a mistake in a mathematical calculation, etc
- mechanical drawing — drawing, as of machinery, done with the aid of rulers, scales, compasses, etc.
- mental health care — services devoted to the treatment of mental illnesses and the improvement of mental health in people with mental disorders or problems
- menthol cigarettes — cigarettes that are flavoured with menthol
- mergui archipelago — a group of over 200 islands in the Andaman Sea, off the Tenasserim coast of S Myanmar: mountainous and forested
- methacrylate resin — an acrylic resin formed by polymerizing the esters or amides of methacrylic acid.
- moccasin telegraph — the transmission of rumour or secret information; the grapevine
- modular arithmetic — arithmetic in which numbers that are congruent modulo a given number are treated as the same. Compare congruence (def 2), modulo, modulus (def 2b).
- monte carlo method — a technique for numerically approximating the solution of a mathematical problem by studying the distribution of some random variable, often generated by a computer.
- mucopolysaccharide — (formerly) glycosaminoglycan.
- naberezhnye chelny — a port in the Tatar Autonomous Republic, in the Russian Federation in Asia,e of Kazan, on the Kama River.
- naval architecture — the science of designing ships and other waterborne craft.
- neurophysiological — the branch of physiology dealing with the functions of the nervous system.
- neuropsychological — Of or pertaining to neuropsychology, the relation or combination of brain and mind.
- nonachlorobiphenyl — (organic compound) Either of three isomers of the polychlorinated biphenyl containing nine chlorine atoms.
- noninterchangeable — That cannot be interchanged with another.
- octachlorobiphenyl — (organic compound) Either of twelve isomers of the polychlorinated biphenyl containing eight chlorine atoms.
- optical brightener — an additive that dyes and brightens fabric or paper
- oriental cockroach — a dark-brown cockroach, Blatta orientalis, thought to have originated in Asia but now nearly cosmopolitan in distribution.
- palm beach gardens — a city in SE Florida, near North Palm Beach.