20-letter words containing p, r, a, n, g
- gingival hyperplasia — Gingival hyperplasia is abnormal enlargement of the gums.
- gorno-altai republic — a constituent republic of S Russia: mountainous, rising over 4350 m (14 500 ft) in the Altai Mountains of the south. Capital: Gorno-Altaisk. Pop: 202 900 (2002). Area: 92 600 sq km (35 740 sq miles)
- 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.
- 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.
- harmonic progression — a series of numbers the reciprocals of which are in arithmetic progression.
- hate a person's guts — to dislike a person very strongly
- hazard warning lamps — Hazard warning lamps are flashing lamps on each corner of a vehicle that are used to show the position of the vehicle if there has been a breakdown or an accident.
- helicopter parenting — 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.
- high-energy particle — Physics
- how are you keeping? — how are you?
- human genome project — a federally funded U.S. scientific project to identify both the genes and the entire sequence of DNA base pairs that make up the human genome.
- hyperbolic cotangent — a hyperbolic function that is the ratio of cosh to sinh, being the reciprocal of tanh; coth
- industrial espionage — the stealing of technological or commercial research data, blueprints, plans, etc., as by a person in the hire of a competing company.
- 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.
- 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
- initial program load — (operating system) (IPL) The procedure used to (re-)start a computer system by copying the operating system kernel into main memory and running it. Part of the boot sequence.
- innerspring mattress — a mattress with built-in coil springs
- integration by parts — Mathematics. a method of evaluating an integral by use of the formula, ∫udv = uv − ∫vdu.
- japanese pagoda tree — pagoda tree.
- judicial proceedings — any action involving or carried out by a court of law
- keep a tight rein on — to control carefully; limit
- king charles spaniel — a variety of the English toy spaniel having a black-and-tan coat.
- 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
- kruger national park — a wildlife sanctuary in NE South Africa: the world's largest game reserve. Area: over 21 700 sq km (8400 sq miles)
- legal representation — representation by a lawyer
- linguistic geography — dialect geography.
- literate programming — (programming, text) Combining the use of a text formatting language such as TeX and a conventional programming language so as to maintain documentation and source code together. Literate programming may use the inverse comment convention.
- llanfairpwllgwyngyll — a village in NW Wales, in SE Anglesey: reputed to be the longest place name in Great Britain when unabbreviated; means: St Mary's Church in the hollow of the white hazel near the rapid whirlpool of Llandysilio of the red cave
- llywelyn ap gruffudd — died 1282, prince of Wales (1258–82): the only Welsh ruler to be recognized as such by the English
- lymphogranulomatosis — widespread infectious granuloma of the lymphatic system.
- magnetoencephalogram — a record of the magnetic field of the brain. Abbreviation: MEG.
- mail transport agent — Message Transfer Agent
- malpighian corpuscle — Also called kidney corpuscle, Malpighian body. the structure at the beginning of a vertebrate nephron, consisting of a glomerulus and its surrounding Bowman's capsule.
- marginal probability — (in a multivariate distribution) the probability of one variable taking a specific value irrespective of the values of the others
- marketing department — the department of a commercial organization that deals with the marketing of products
- matched-pairs design — (of an experiment) concerned with measuring the values of the dependent variables for pairs of subjects that have been matched to eliminate individual differences and that are respectively subjected to the control and the experimental condition
- megabytes per second — (unit) (MBps, MB/s) Millions of bytes per second. A unit of data rate. 1 MB/s = 1,000,000 bytes per second (not 1,048,576).
- mopping-up operation — an operation after a battle or campaign to root out remaining enemy forces or installations
- nephroangiosclerosis — (pathology) sclerosis of the renal arterioles.
- neurophysiologically — In terms of, or with regard to, neurophysiology.
- neuropsychologically — In terms of or by means of neuropsychology.
- next program counter — (architecture) (nPC) A register in a CPU that contains the address of the instruction to be executed next.
- nonrepeating decimal — a decimal representation of any irrational number, having the property that no sequence of digits is repeated ad infinitum.
- not put a foot wrong — If you never put a foot wrong, you never make any mistakes.
- occupation groupings — a system of classifying people according to occupation, based originally on information obtained by government census and subsequently developed by market research. The classifications are used by the advertising industry to identify potential markets. The groups are A, B, C1, C2, D, and E
- omega-minus particle — a baryon with strangeness −3, isotopic spin 0, and negative charge; predicted from the mathematics of the Eightfold Way and subsequently discovered. Symbol: Ω −.
- open learning centre — an establishment which provides further education on a flexible part-time basis
- operant conditioning — conditioning (def 1).