20-letter words containing h, y, r, a
- grand unified theory — a possible future quantum field theory that would encompass both the electroweak theory and quantum chromodynamics. Abbreviation: GUT.
- grievous bodily harm — law: serious injury
- happy hunting ground — the North American Indian heaven, conceived of as a paradise of hunting and feasting for warriors and hunters.
- heteropolysaccharide — (carbohydrate) any polysaccharide formed from two or more different kinds of monosaccharide.
- high-energy particle — Physics
- hire-purchase system — a system of payment for a commodity in regular installments while using it.
- historical sociology — the sociological study of the origins and development of societies and of other social phenomena that seeks underlying laws and principles.
- holy water sprinkler — morning star (def 2).
- honeysuckle ornament — anthemion.
- horizontally opposed — A horizontally opposed engine has the cylinders set horizontally at either side of the crankshaft.
- hospitality industry — the hotel and accommodation industry
- how are you keeping? — how are you?
- human interest story — news item about people's lives
- human-interest story — a story or report, as in a newspaper or on a newscast, designed to engage attention and sympathy by enabling one to identify readily with the people, problems, and situations described.
- hydraulic fracturing — a process in which fractures in rocks below the earth's surface are opened and widened by injecting chemicals and liquids at high pressure: used especially to extract natural gas or oil.
- hydraulic suspension — a system of motor-vehicle suspension using hydraulic members, often with hydraulic compensation between front and rear systems (hydroelastic suspension)
- hydrodesulfurization — desulfurization by catalytic agents of the sulfur-rich hydrocarbons obtained from petroleum or the like during cracking or hydrocracking.
- hydrostatic pressure — Hydrostatic pressure is the pressure exerted by a liquid that depends on how deep it is.
- hyperadrenocorticism — Cushing's syndrome.
- hyperbolic cotangent — a hyperbolic function that is the ratio of cosh to sinh, being the reciprocal of tanh; coth
- hypercholesterolemia — the presence of an excessive amount of cholesterol in the blood.
- hyperhomocysteinemia — (medicine) The presence of an excessive amount of homocysteine in the blood.
- hyperlipoproteinemia — Pathology. any of various disorders of lipoprotein metabolism, usually characterized by abnormally high levels of cholesterol and certain lipoproteins in the blood.
- hypophosphorous acid — a colorless or yellowish, water-soluble, liquid, monobasic acid, H 3 PO 2 , having a sour odor, and used as a reducing agent.
- in any shape or form — If you say, for example, that you will not accept something in any shape or form, or in any way, shape or form, you are emphasizing that you will not accept it in any circumstances.
- in the lap of luxury — If you say that someone lives in the lap of luxury, you mean that they live in conditions of great comfort and wealth.
- infrared photography — photography using film with an emulsion that is sensitive to infrared light, enabling it to be used in misty weather, in darkened interiors, or at night. It has applications in aerial surveys, the detection of forgeries, etc
- insulin-coma therapy — a former treatment for mental illness, especially schizophrenia, employing insulin-induced hypoglycemia as a method for producing convulsive seizures.
- interpersonal theory — the theory that personality development and behavior disorders are related to and determined by relationships between persons.
- linguistic geography — dialect geography.
- llywelyn ap iorwerth — called Llywelyn the Great. died 1240, prince of Gwynedd, N Wales (1194–1238), who extended his rule over most of Wales
- lonely hearts column — the part of a newspaper or magazine where lonely hearts ads appear
- lymphogranulomatosis — widespread infectious granuloma of the lymphatic system.
- magnetohydrodynamics — the branch of physics that deals with the motion of electrically conductive fluids, especially plasmas, in magnetic fields. Abbreviation: MHD.
- membranous labyrinth — an intricate combination of paths or passages in which it is difficult to find one's way or to reach the exit. Synonyms: maze, network, web.
- methyl chloroformate — a colorless liquid, C 2 H 3 ClO 2 , used chiefly in organic synthesis.
- moreton bay chestnut — an Australian leguminous tree, Castanospermum australe, having thin smooth bark and yellow or reddish flowers: used in furniture manufacture
- multistep hydroplane — a motorship having a flat bottom built as a series of planes inclined forward, the ship planing on each from stem to stern as its speed increases.
- neurophysiologically — In terms of, or with regard to, neurophysiology.
- neuropsychiatrically — In terms of neuropsychiatry.
- neuropsychologically — In terms of or by means of neuropsychology.
- nondirective therapy — client-centered therapy.
- occupational therapy — a form of therapy in which patients are encouraged to engage in vocational tasks or expressive activities, as art or dance, usually in a social setting.
- olfactory anesthesia — absence or loss of the sense of smell.
- on the factory floor — in a factory; as a factory worker
- ophthalmodynamometer — a device for determining the nearest point of ocular convergence.
- orthognathic surgery — the surgical correction of deformities or malpositions of the jaw.
- ousterhout's fallacy — Ousterhout's dichotomy
- overenthusiastically — With excessive enthusiasm.
- pan-american highway — a road system proposed in the 1920s linking nations of the Western Hemisphere, extending from Alaska to Santiago, Chile, with some gaps remaining in Panama and Colombia. The section between Nuevo Laredo, Mexico and Panama City is known as the Inter-American Highway Total length about 16,000 miles (25,744 km).