20-letter words containing o, p, s, n, i
- fore-and-aft topsail — gaff topsail (def 1).
- general postal union — former name of Universal Postal Union. Abbreviation: GPU.
- glucosamine sulphate — a compound used in some herbal remedies and dietary supplements, esp to strengthen joint cartilage
- group life insurance — a form of life insurance available to members of a group, typically employees of a company, under a master policy.
- group representation — representation in a governing body on the basis of interests rather than by geographical location.
- hang up one's spikes — to retire, as from a professional sport
- harmonic progression — a series of numbers the reciprocals of which are in arithmetic progression.
- have had one's chips — to be defeated, condemned to die, killed, etc
- he's no oil painting — he is not good-looking
- holy water sprinkler — morning star (def 2).
- homo sapiens sapiens — the subspecies of the genus Homo in which modern humans are classified.
- horizontally opposed — A horizontally opposed engine has the cylinders set horizontally at either side of the crankshaft.
- hospitality industry — the hotel and accommodation industry
- household appliances — devices or machines, usually electrical, that are in your home and which you use to do jobs such as cleaning or cooking
- 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.
- 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.
- hydraulic suspension — a system of motor-vehicle suspension using hydraulic members, often with hydraulic compensation between front and rear systems (hydroelastic suspension)
- hyperadrenocorticism — Cushing's syndrome.
- hyperhomocysteinemia — (medicine) The presence of an excessive amount of homocysteine in the blood.
- 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
- 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.
- income tax inspector — a person whose job is to assess individuals' income tax liability
- incomprehensibleness — The state of being incomprehensible.
- indicated horsepower — the horsepower of a reciprocating engine as shown by an indicator record. Abbreviation: ihp, IHP.
- industrial espionage — the stealing of technological or commercial research data, blueprints, plans, etc., as by a person in the hire of a competing company.
- infectious hepatitis — hepatitis A.
- insolvency provision — the right of employees of a firm that goes bankrupt or into receivership to receive money owed to them as wages, etc
- instruction prefetch — (architecture) A technique which attempts to minimise the time a processor spends waiting for instructions to be fetched from memory. Instructions following the one currently being executed are loaded into a prefetch queue when the processor's external bus is otherwise idle. If the processor executes a branch instruction or receives an interrupt then the queue must be flushed and reloaded from the new address. Instruction prefetch is often combined with pipelining in an attempt to keep the pipeline busy. By 1995 most processors used prefetching, e.g. Motorola 680x0, Intel 80x86.
- insulin-coma therapy — a former treatment for mental illness, especially schizophrenia, employing insulin-induced hypoglycemia as a method for producing convulsive seizures.
- integration by parts — Mathematics. a method of evaluating an integral by use of the formula, ∫udv = uv − ∫vdu.
- internal respiration — the exchange of oxygen and carbon dioxide between the blood or lymph and the body cells
- interpersonal skills — skills that contribute to dealing successfully with other people
- interpersonal theory — the theory that personality development and behavior disorders are related to and determined by relationships between persons.
- investment portfolio — the whole range of financial investments held by an individual investor or a financial organization
- isometric projection — a type of axonometric projection in which the object is shown with its three principal axes all equally tilted from the plane of viewing, with two of them usually tilted 30 degrees upward from the horizontal
- jasper national park — a national park in the Canadian Rockies in W Alberta, in SW Canada.
- join-the-dots puzzle — a puzzle requiring you to connect a series of dots by drawing lines between them. If the dots are correctly connected, the result is a picture
- judicial proceedings — any action involving or carried out by a court of law
- king's-pawn openings — a class of chess openings in which the pawn in front of the king is advanced two squares on the first move.
- kingston upon thames — a borough of Greater London, England.
- knights hospitallers — a military religious order founded about the time of the first crusade (1096–99) among European crusaders. It took its name from a hospital and hostel in Jerusalem
- law of superposition — Geology. a basic law of geochronology, stating that in any undisturbed sequence of rocks deposited in layers, the youngest layer is on top and the oldest on bottom, each layer being younger than the one beneath it and older than the one above it.
- legal representation — representation by a lawyer
- life-support machine — A life-support machine is the equipment that is used to keep a person alive when they are very ill and cannot breathe without help.
- linguistic geography — dialect geography.
- lump in one's throat — the passage from the mouth to the stomach or to the lungs, including the pharynx, esophagus, larynx, and trachea.
- lunisolar precession — the principal component of the precession of the equinoxes, produced by the gravitational attraction of the sun and the moon on the equatorial bulge of the earth.
- lymphogranulomatosis — widespread infectious granuloma of the lymphatic system.