21-letter words containing n, u, b, i, a
- irish republican army — an underground Irish nationalist organization founded to work for Irish independence from Great Britain: declared illegal by the Irish government in 1936, but continues activity aimed at the unification of the Republic of Ireland and Northern Ireland. Abbreviation: IRA, I.R.A.
- just a bunch of disks — (jargon, storage) (JBOD, or "Just a Bunch of Drives") A storage subsystems using multiple independent disk drives, as opposed to one form of RAID or another. For example, Unisys open storage provides JBOD in both SCSI and fibre channel interfaces.
- khalid ibn abdul aziz — 1913–82, king and President of the Council of Ministers of Saudi Arabia (1975–82)
- knights of st columba — an international, semi-secret fraternal and charitable order for Catholic laymen, which originated in New Haven, Connecticut in 1882 (the Knights of Columbus)
- language-based editor — language-sensitive editor
- leave sb in the lurch — If someone leaves you in the lurch, they go away or stop helping you at a very difficult time.
- luck was on sb's side — If you say that luck was on someone's side, you mean that they succeeded in something by chance as well as by their own efforts or ability.
- maple-leaved viburnum — dockmackie.
- national public radio — a nationwide network of nonprofit radio stations supported in part by U.S. government funds distributed by the Corporation for Public Broadcasting, often affiliated with a public television station or educational institution. Abbreviation: NPR.
- negotiable instrument — order or promise to pay money
- negotiable securities — securities that are legally transferable in title from one party to another
- northumberland strait — the part of the Gulf of St. Lawrence that separates Prince Edward Island from New Brunswick and Nova Scotia, in SE Canada. About 200 miles (320 km) long; 9–30 miles (15–48 km) wide.
- oblique circular cone — a cone whose surface is generated by lines joining a fixed point to the points of a circle, the fixed point lying on a line that is not perpendicular to the circle at its center.
- on o's best behaviour — If someone is on their best behaviour, they are trying very hard to behave well.
- pipelined burst cache — Pipeline Burst Cache
- potassium bicarbonate — a white, crystalline, slightly alkaline, salty-tasting, water-soluble powder, KHCO 3 , produced by the passage of carbon dioxide through an aqueous potassium carbonate solution: used in cookery as a leavening agent and in medicine as an antacid.
- premium savings bonds — (in Britain) bonds issued by the Treasury since 1956 for purchase by the public. No interest is paid but there is a monthly draw for cash prizes of various sums
- printed circuit board — a circuit in which the interconnecting conductors and some of the circuit components have been printed, etched, etc., onto a sheet or board of dielectric material (PC board, printed-circuit board)
- public administration — the implementation of public policy, largely by the executive branch.
- public transportation — means of fare-paying travel
- pure imaginary number — a complex number of the form iy where y is a real number and i = .
- push the panic button — an alarm button for use in an emergency, as to summon help.
- put sb in their place — If you put someone in their place, you show them that they are less important or clever than they think they are.
- rayleigh distribution — (mathematics) A curve that yields a good approximation to the actual labour curves on software projects.
- sampling distribution — the distribution of a statistic based on all possible random samples that can be drawn from a given population.
- san gabriel mountains — a mountain range in S California, N of Los Angeles. Highest peak, San Antonio Peak, 10,080 feet (3072 meters).
- saponification number — the number of milligrams of potassium hydroxide required to saponify one gram of a given ester, especially a glyceride.
- satisficing behaviour — the form of behaviour demonstrated by firms who seek satisfactory profits and satisfactory growth rather than maximum profits
- single spanish burton — a tackle having a runner as well as the fall supporting the load, giving a mechanical advantage of three, neglecting friction.
- snr bandwidth product — (communications) The integral of the SNR over frequency. The SNR bandwidth product is an important limit in the capacity of a communication channel.
- subliminal perception — perception of or reaction to a stimulus that occurs without awareness or consciousness
- submerged arc welding — a type of heavy electric-arc welding using mechanically fed bare wire with the arc submerged in powdered flux to keep out oxygen
- subsistence allowance — money given in advance to a new soldier, employee, etc., to buy food, clothing, and pay for other necessities while awaiting a first pay.
- substitution instance — an expression so derived from another
- substitution reaction — the replacement of an atom or group of atoms in a compound by another atom or group.
- supplementary benefit — (formerly) an extra amount of money that is paid to someone by the government, in addition to their normal income. Replaced by income support in 1988
- tetrabromofluorescein — eosin (def 1).
- threatening behaviour — intimidation or intentional behaviour that causes another person to fear injury or harm
- three-quarter binding — a binding in which the material used for the back extends further over the covers than in half binding.
- trustee in bankruptcy — a person appointed by a court to administer the property of a bankrupt.
- tubercular meningitis — an infection of the membranes of the central nervous system caused by the bacterium Mycobacterium tuberculosis; features can include fever, headache, and coma
- undesirable discharge — a discharge under other than honorable conditions of a person from military service by administrative action.
- uniform business rate — a local tax in the UK paid by businesses, based on a local valuation of their premises and a rate fixed by central government that applies throughout the country