19-letter words containing n, u
- bellybutton surgery — laparoscopy.
- below par/under par — If you feel below par or under par, you feel tired and unable to perform as well as you normally do.
- benedict's solution — a chemical solution used to detect the presence of glucose and other reducing sugars. Medically, it is used to test the urine of diabetics
- bernoulli principle — (Or "air foil principle", after Swiss mathematician Daniel Bernoulli, 1700-1782) The law that pressure in a fluid decreases with the rate of flow. It has been applied to a class of hard disk drives. See Bernoulli Box.
- bernoulli's theorem — Statistics. law of averages (def 1).
- beside the question — not related to the subject under discussion
- beta-naphthyl group — See under naphthyl.
- bilingual education — schooling in which those not fluent in the standard or national language are taught in their own language.
- binocular disparity — the small differences in the positions of the parts of the images falling on each eye that results when each eye views the scene from a slightly different position; these differences make stereoscopic vision possible
- bloodstock industry — the breeding and training of racehorses
- blowing your buffer — (jargon) Losing your train of thought. A reference to buffer overflow.
- blue screen of life — (operating system) (BSOL, by analogy with "Blue Screen of Death") The opening screen of Microsoft Windows NT. This screen shows the file system loading, and any problems such as conversions from FAT to NTFS or a scan of a hard drive. The Blue Screen of Life occurs in one way, as opposed to the Blue Screen of Death, which can occur in many different ways and times.
- blue-ringed octopus — a highly venomous octopus, Octopus maculosus, of E Australia which exhibits blue bands on its tentacles when disturbed
- blue-tongued lizard — a large Australian lizard, Tiliqua scincoides, characterized by having a cobalt-blue tongue.
- board of trade unit — a unit of electrical energy equal to 1 kilowatt-hour
- bordering countries — countries that share a border with a particular country
- born out of wedlock — born when one's parents are not legally married
- bound hand and foot — with hands and feet tied
- boundary commission — (in Britain) a body established by statute to undertake periodic reviews of the boundaries of parliamentary constituencies and to recommend changes to take account of population shifts
- breathing apparatus — an apparatus, usually consisting of tanks of air or oxygen and a mouthpiece, that enables the wearer to breath in difficult conditions such as a smoke-filled building
- bright young things — young, fun-loving, fashionable upper-class people, esp of the 1920s
- brightline spectrum — the spectrum of an incandescent substance appearing on a spectrogram as one or more bright lines against a dark background.
- brimstone butterfly — a common yellow butterfly, Gonepteryx rhamni, of N temperate regions of the Old World: family Pieridae
- brown paper bag bug — (programming) A programming bug that is so stupid that it makes the programmer want to put a brown paper bag over his head.
- bug tracking system — (programming) (BTS) A system for receiving and filing bugs reported against a software project, and tracking those bugs until they are fixed. Most major software projects have their own BTS, the source code of which is often available for use by other projects. Well known BTSs include GNATS, Bugzilla, and Debbugs.
- building contractor — an individual or company that contracts for the construction of houses, etc
- buildings insurance — insurance which covers buildings
- bulbourethral gland — Cowper's gland
- business accounting — the keeping of detailed accounts relating to a business or businesses
- buster brown collar — a medium-sized, starched collar with rounded edges, lying flat on the shoulders, worn by women and girls.
- buy a pig in a poke — to buy, get, or agree to something without sight or knowledge of it in advance
- by leaps and bounds — with unexpectedly rapid progess
- cairngorm mountains — a mountain range of NE Scotland: part of the Grampians. Highest peak: Ben Macdui, 1309 m (4296 ft); designated a national park in 2003
- calculating machine — calculator (sense 3)
- california bluebell — either of two plants, Phacelia campanularia or P. minor, of southern California, having ovate leaves and bell-shaped blue or purple flowers.
- campernelle jonquil — a narcissus, Narcissus odorus, of the amaryllis family, having clusters of two to four fragrant yellow flowers.
- canterbury pilgrims — the pilgrims whose stories are told in Chaucer's Canterbury Tales
- capacitive coupling — the connection of two or more circuits by means of a capacitor.
- cape york peninsula — large peninsula in NE Australia, part of Queensland, between the Gulf of Carpentaria & the Coral Sea
- capital expenditure — expenditure on acquisitions of or improvements to fixed assets
- captain of industry — You can refer to the owners or senior managers of industrial companies as captains of industry.
- captains courageous — a novel (1897) by Rudyard Kipling.
- castelnuovo-tedesco — Mario [mah-ryaw] /ˈmɑ ryɔ/ (Show IPA), 1895–1968, U.S. composer, born in Italy.
- cathodoluminescence — luminescence caused by irradiation with electrons (cathode rays)
- cauchy's inequality — Schwarz inequality (def 1).
- celestial longitude — the angular distance measured eastwards from the vernal equinox to the intersection of the ecliptic with the great circle passing through a celestial body and the poles of the ecliptic
- center of curvature — the center of the circle of curvature.
- centre of curvature — the point on the normal at a given point on a curve on the concave side of the curve whose distance from the point on the curve is equal to the radius of curvature
- centrifugal casting — casting that utilizes centrifugal force within a spinning mold to force the metal against the walls.
- cerebrospinal fluid — the clear colourless fluid in the spaces inside and around the spinal cord and brain