19-letter words containing e, n, a, t, h, l
- direct grant school — (in Britain, formerly) a school financed by endowment, fees, and a state grant conditional upon admittance of a percentage of nonpaying pupils nominated by the local education authority
- distinguishableness — The state or quality of being distinguishable.
- diversional therapy — the structured use of leisure time in recreation and play as a form of or supplement to conventional therapy
- dominant wavelength — the wavelength of monochromatic light that would give the same visual sensation if combined in a suitable proportion with an achromatic light
- don't make me laugh — Some people reply to other people's comments or opinions by saying 'Don't make me laugh' when they disagree with them and think they are foolish or inaccurate.
- draw the color line — to impose or accept the color line
- drink the health of — to salute or celebrate with a toast
- duplicating machine — a duplicator, especially one for making identical copies of documents, letters, etc.
- eat someone's lunch — to take into the mouth and swallow for nourishment; chew and swallow (food).
- electro-shock baton — a baton used as a weapon to pass an electric current through part of the body
- electrohydrodynamic — (physics) Of or pertaining to electrohydrodynamics.
- electromechanically — In an electromechanical way.
- electron micrograph — a photograph or image of a specimen taken using an electron microscope
- electronic graphics — (on television) the production of graphic designs and text by electronic means
- enabling technology — technology that enables the user to perform a task or to improve his or her overall performance: e.g. the internet
- english toy spaniel — breed of dog
- equatorial zenithal — a type of map projection in which part of the earth's surface is projected onto a plane tangential to it at the equator
- euclidean algorithm — Euclid's Algorithm
- exhibitionistically — In an exhibitionistic manner.
- fall in love (with) — to begin to feel love (for)
- flannelmouth sucker — a sucker, Catostomus latipinnis, of the Colorado River and its tributaries.
- flavor of the month — Informal. the subject of intense, usually temporary interest; the current fashion.
- focal plane shutter — an opaque shield in a camera, lying in the focal plane of the lens, that, when tripped, admits light to expose the film or plate for a predetermined period, usually a fraction of a second
- focal-plane shutter — a camera shutter situated directly in front of the film.
- gas central heating — a system of central heating fuelled by combustible gas
- general anaesthesia — the use of a general anaesthetic
- general anaesthetic — sth administered to induce unconsciousness
- general of the army — the highest ranking military officer; the next rank above general.
- general partnership — a partnership in which each of the partners is fully liable for the firm's debts.
- geothermal gradient — the increase in temperature with increasing depth within the earth.
- go jump in the lake — a body of fresh or salt water of considerable size, surrounded by land.
- 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.
- goldbach conjecture — an unproved theorem that every even integer greater than 2 can be written as the sum of two prime numbers.
- 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.
- 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.
- great-grandchildren — a grandchild of one's son or daughter.
- gulf of tehuantepec — an inlet of the Pacific on the south coast of the Isthmus of Tehuantepec in S Mexico
- halt and catch fire — (humour, processor) (HCF) Any of several undocumented and semi-mythical machine instructions with destructive side-effects, supposedly included for test purposes on several well-known architectures going as far back as the IBM 360. The Motorola 6800 microprocessor was the first for which an HCF opcode became widely known. This instruction caused the processor to read every memory location sequentially until reset.
- 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 in the balance — to fasten or attach (a thing) so that it is supported only from above or at a point near its own top; suspend.
- 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
- head-and-tail light — a small South American characin fish, Hemmigrammus ocellifer, having shiny red eyes and tail spots, often kept in aquariums.
- 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.
- hepatic portal vein — a vein connecting two capillary networks in the liver