20-letter words containing u, r, i
- happy hunting ground — the North American Indian heaven, conceived of as a paradise of hunting and feasting for warriors and hunters.
- hard gelatin capsule — A hard gelatin capsule is a type of capsule that is usually used to contain medicine in the form of dry powder or very small pellets.
- harvard architecture — (architecture) A computer architecture in which program instructions are stored in different memory from data. Each type of memory is accessed via a separate bus, allowing instructions and data to be fetched in parallel. Contrast: von Neumann architecture.
- health questionnaire — A health questionnaire is a list of questions about someone's health issued by underwriters before accepting a person as a risk.
- hexafluoroantimonate — (inorganic chemistry) The anion SbF6- or any salt containing this anion; it is used as an acidic catalyst in epoxide opening reactions.
- hierarchical routing — The complex problem of routing on large networks can be simplified by breaking a network into a hierarchy of smaller networks, where each level is responsible for its own routing. The Internet has, basically, three levels: the backbones, the mid-levels, and the stub networks. The backbones know how to route between the mid-levels, the mid-levels know how to route between the sites, and each site (being an autonomous system) knows how to route internally. See also Exterior Gateway Protocol, Interior Gateway Protocol, transit network.
- highbush huckleberry — black huckleberry.
- hindu-arabic numeral — Arabic numeral.
- hipparchus satellite — an astronometric satellite launched in 1989 by the European Space Agency that measured the position, proper motion, and brightness of 118 218 stars down to 12th magnitude and the magnitude and colour of a million stars down to 10th magnitude
- hire-purchase system — a system of payment for a commodity in regular installments while using it.
- hit-and-run accident — a motor-vehicle accident in which the driver leaves the scene without stopping to give assistance, inform the police, etc
- holder in due course — a person who has received a negotiable instrument in good faith and without notice that it is overdue, that there is any prior claim, or that there is a defect in the title of the person who negotiated it.
- hospitality industry — the hotel and accommodation industry
- houses of parliament — In Britain, the Houses of Parliament are the British parliament, which consists of two parts, the House of Commons and the House of Lords. The buildings where the British parliament does its work are also called the Houses of Parliament.
- how are you keeping? — how are you?
- human interest story — news item about people's lives
- human papillomavirus — any of a group of papillomaviruses causing cutaneous warts and lesions of the oral, anal, and genital mucous membranes in human beings
- human parvovirus b19 — Pathology. a mild infection, most often seen in children or young adults, caused by a small virus ((the human parvovirus B19)) and marked by a blotchy rash on the cheeks, arms, and legs.
- 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.
- hungarian bromegrass — a pasture grass, Bromus inermis, native to Europe, having smooth blades.
- hurricane-force wind — a wind, not necessarily a hurricane, having a speed of more than 72 miles per hour (32 m/sec): the strongest of the winds.
- 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.
- 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.
- ideal of pure reason — God, seen as an idea of pure reason unifying the personal soul with the cosmos.
- ignotum per ignotius — an explanation that is obscurer than the thing to be explained
- immunohistochemistry — the application of immunologic techniques to the chemical analysis of cells and tissues.
- imported currantworm — the larva of any of several insects, as a sawfly, Nematus ribesii (imported currantworm) which infests and feeds on the leaves and fruit of currants.
- in (or out of) gear — (not) connected to the motor
- in (or out of) play — in (or not in) the condition for continuing play
- in a state of nature — completely naked
- in bad circumstances — (of a person) in a bad financial situation
- in the circumstances — a condition, detail, part, or attribute, with respect to time, place, manner,agent, etc., that accompanies, determines, or modifies a fact or event; a modifying or influencing factor: Do not judge his behavior without considering every circumstance.
- 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.
- in the nature of sth — If you say that one thing is in the nature of another, you mean that it is like the other thing.
- in-service education — training and education given to employed teachers throughout their career
- indian cucumber root — a North American plant, Medeola virginiana, of the lily family, having whorled leaves, nodding, greenish-yellow flowers, and an edible root.
- industrial democracy — control of an organization by the people who work for it, esp by workers holding positions on its board of directors
- industrial espionage — the stealing of technological or commercial research data, blueprints, plans, etc., as by a person in the hire of a competing company.
- industrial insurance — industrial life insurance.
- industrial relations — (used with a plural verb) the dealings or relations of an industrial concern with its employees, with labor in general, with the public, etc.
- industrial sociology — the sociological study of social relationships and social structures in business settings.
- inertial upper stage — a U.S. two-stage, solid-propellant rocket used to boost a relatively heavy spacecraft from a low earth orbit into a planetary trajectory or an elliptical transfer orbit. Abbreviation: IUS.
- inferior conjunction — the alignment of an inferior planet between the sun and the earth.
- information builders — Distributors of LEVEL5 OBJECT. Telephone +1 800 969 INFO.
- information industry — businesses that involve collecting and using information
- inland revenue stamp — a certificate issued by the Inland Revenue to acknowledge payment of tax
- instruction mnemonic — (programming) A word or acronym used in assembly language to represent a binary machine instruction operation code. Different processors have different instruction sets and therefore use a different set of mnemonics to represent them. E.g. ADD, B (branch), BLT (branch if less than), SVC, MOVE, LDR (load register).