19-letter words containing e, n, l, o
- gastrocolic omentum — the peritoneal fold attached to the stomach and the colon and hanging over the small intestine.
- gastroenterocolitis — (medicine) inflammation of the stomach, small intestines, and colon.
- gastroenterological — Of or pertaining to gastroenterology.
- general of the army — the highest ranking military officer; the next rank above general.
- general post office — (in the U.S. postal system) the main post office of a city, county, etc., that also has branch post offices. Abbreviation: G.P.O., GPO.
- generic array logic — (hardware, integrated circuit) (GAL) A newer kind of Programmable Array Logic based on EEPROM storage cells, been pioneered by Lattice. GALs can be erased and reprogrammed and usually replace a whole set of different PALs (hence the name).
- genetic counselling — the provision of advice for couples with a history of inherited disorders who wish to have children, including the likelihood of having affected children and the course and management of the disorder, etc
- geneva nomenclature — an internationally accepted system for naming organic carbon compounds.
- gentile da fabriano — 1370?–1427, Italian painter.
- gentleman-pensioner — (formerly) a gentleman-at-arms.
- geocentric parallax — the apparent displacement of an observed object due to a change in the position of the observer.
- geothermal gradient — the increase in temperature with increasing depth within the earth.
- geraldton waxflower — an evergreen shrub, Chamelaucium uncinatum, native to W Australia, cultivated for its pale pink flowers
- gestational carrier — surrogate mother (def 3).
- giovanni da fiesole — Giovanni da [Italian jaw-vahn-nee dah] /Italian dʒɔˈvɑn ni dɑ/ (Show IPA), Angelico, Fra.
- glorious revolution — the events of 1688–89 in England that resulted in the ousting of James II and the establishment of William III and Mary II as joint monarchs
- go jump in the lake — a body of fresh or salt water of considerable size, surrounded by land.
- go round in circles — to engage in energetic but fruitless activity
- go to great lengths — If you say that someone goes to great lengths to achieve something, you mean that they try very hard and perhaps do extreme things in order to achieve it.
- godfrey of bouillon — (Duke of Lower Lorraine) 1060?–1100, French leader of the First Crusade 1096–99.
- goldbach conjecture — an unproved theorem that every even integer greater than 2 can be written as the sum of two prime numbers.
- golden lion tamarin — a monkey, Leontopithecus rosalia rosalia, of tropical rain forests of southeastern Brazil, having a silky golden coat and a long golden mane: threatened with extinction.
- governing principle — a fundamental moral rule that guides and influences how something is done
- government monopoly — the exclusive control of the market supply of a product or service by the government
- government-in-exile — a government temporarily moved to or formed in a foreign land by exiles who hope to establish that government in their native country after its liberation.
- grand duke nicholas — of Cusa [kyoo-zuh] /ˈkyu zə/ (Show IPA), 1401–1464, German cardinal, mathematician, and philosopher. German Nikolaus von Cusa.
- grandfather's clock — a pendulum floor clock having a case as tall as or taller than a person; tall-case clock; long-case clock.
- grandmother's clock — a pendulum clock similar to a grandfather's clock but shorter.
- granuloma inguinale — a venereal disease marked by deep ulceration of the skin of the groin and external genitals, caused by the bacterium Calymmatobacterium granulomatis.
- gravitational field — the attractive effect, considered as extending throughout space, of matter on other matter.
- great wall of china — a system of fortified walls with a roadway along the top, constructed as a defense for China against the nomads of the regions that are now Mongolia and Manchuria: completed in the 3rd century b.c., but later repeatedly modified and rebuilt. 2000 miles (3220 km) long.
- greenhouse whitefly — See under whitefly.
- gregorian telescope — a telescope similar in design to the Cassegrainian telescope but less widely used.
- ground-plane aerial — a quarter-wave vertical dipole aerial in which the electrical image forming the other quarter-wave section is formed by reflection in a system of radially disposed metal rods or in a conductive sheet
- gulf of carpentaria — a shallow inlet of the Arafura Sea, in N Australia between Arnhem Land and Cape York Peninsula
- gulf of tehuantepec — an inlet of the Pacific on the south coast of the Isthmus of Tehuantepec in S Mexico
- hamiltonian problem — (computability) (Or "Hamilton's problem") A problem in graph theory posed by William Hamilton: given a graph, is there a path through the graph which visits each vertex precisely once (a "Hamiltonian path")? Is there a Hamiltonian path which ends up where it started (a "Hamiltonian cycle" or "Hamiltonian tour")? Hamilton's problem is NP-complete. It has numerous applications, sometimes completely unexpected, in computing.
- handlebar moustache — a man's moustache having long, curved ends that resemble the handlebars of a bicycle.
- hang on the lips of — to listen to with close attention
- haute vulgarisation — vulgarization, or popularization, on a higher level, esp. as done by academics, scholars, etc.
- have half a mind to — to have the intention of
- have one's blood up — to be or cause to be angry or inflamed
- health professional — a person trained to work in any field of physical or mental health.
- heat of sublimation — the heat absorbed by one gram or unit mass of a substance in the process of changing, at a constant temperature and pressure, from a solid to a gaseous state. Compare sublime (def 10).
- heel-and-toe racing — race walking.
- heine-borel theorem — the theorem that in a metric space every covering consisting of open sets that covers a closed and compact set has a finite collection of subsets that covers the given set.
- helsinki conference — Conference on Security and Cooperation in Europe.
- hepatic portal vein — a vein connecting two capillary networks in the liver
- heptachlorobiphenyl — (organic compound) Either of twenty-four isomers of the polychlorinated biphenyl containing seven chlorine atoms.
- hester lynch piozzi — Hester Lynch (Hester Lynch Piozzi) 1741–1821, Welsh writer and friend of Samuel Johnson.