16-letter words containing e, d
- herringbone bond — a brickwork bond in which the exposed brickwork is bonded to the heart of the wall by concealed courses of bricks laid diagonally to the faces of the wall in a herringbone pattern, with the end of each brick butting against the side of the adjoining brick; a form of raking bond.
- heteropalindrome — Something that spells something else when reversed, a semordnilap.
- hexahydroaniline — cyclohexylamine.
- hexahydrobenzene — cyclohexane.
- hexanedioic acid — adipic acid.
- high court judge — a judge who sits in the High Court
- high-speed steel — an especially hard, heat-resistant steel for use in lathe tools and for other applications involving high friction and wear.
- higher education — education beyond high school, specifically that provided by colleges and graduate schools, and professional schools.
- himachal pradesh — a state in N India. 21,495 sq. mi. (55,673 sq. km). Capital: Shimla.
- hit one's stride — to walk with long steps, as with vigor, haste, impatience, or arrogance.
- hodmezovasarhely — a city in SE Hungary.
- hoek van holland — Hook of Holland.
- hold a brief for — to argue for; champion
- hold one's peace — the normal, nonwarring condition of a nation, group of nations, or the world.
- holder condition — Lipschitz condition.
- home health aide — a worker, usually trained and state-certified, who provides care for elderly, sick, or disabled people in their own home.
- homme d'affaires — a businessman.
- homogenized milk — milk in which the fat globules are evenly distributed
- honeymoon bridge — any of several varieties of bridge for two players.
- honeymoon period — a period of popularity enjoyed by a new government, or a new occupant of a post
- hookworm disease — any of certain bloodsucking nematode worms, as Ancylostoma duodenale and Necator americanus, parasitic in the intestine of humans and other animals.
- hopfield network — (artificial intelligence) (Or "Hopfield model") A kind of neural network investigated by John Hopfield in the early 1980s. The Hopfield network has no special input or output neurons (see McCulloch-Pitts), but all are both input and output, and all are connected to all others in both directions (with equal weights in the two directions). Input is applied simultaneously to all neurons which then output to each other and the process continues until a stable state is reached, which represents the network output.
- horizon distance — Television. the distance of the farthest point on the earth's surface visible from a transmitting antenna.
- horseback riding — activity: riding a horse
- horsehead nebula — a dark nebula in the constellation Orion, composed of opaque cosmic dust and resembling the head of a horse.
- horseradish tree — a tropical tree, Moringa pterygosperma, having fragrant white flowers and seeds yielding a commercially useful oil.
- hot and bothered — having or giving off heat; having a high temperature: a hot fire; hot coffee.
- hot buttered rum — a drink made with rum, hot water, and sugar, served with a lump of butter in a mug.
- hot-cathode tube — thermionic tube.
- household chores — tasks such as cleaning, washing, and ironing that have to be done regularly at home
- household knight — bachelor (def 5).
- household troops — the infantry and cavalry regiments that carry out escort and guard duties for a head of state
- household-knight — an unmarried man.
- housemaid's knee — inflammation of the bursa over the front of the kneecap.
- huffman encoding — Huffman coding
- humboldt current — a cold Pacific Ocean current flowing N along the coasts of Chile and Peru.
- hundred-year-old — of one hundred years of age
- hyaloid membrane — the delicate, pellucid, and nearly structureless membrane enclosing the vitreous humor of the eye.
- hybrid perpetual — a type of cultivated rose bred from varieties having vigorous growth and more or less recurrent bloom.
- hydrated alumina — a crystalline, water-insoluble powder, Al(OH) 3 or Al 2 O 3 ⋅3H 2 O, obtained chiefly from bauxite: used in the manufacture of glass, ceramics, and printing inks, in dyeing, and in medicine as an antacid and in the treatment of ulcers.
- hydration number — the number of molecules of water with which an ion can combine in an aqueous solution of given concentration.
- hydraulic cement — cement that can solidify under water.
- hydroelectricity — pertaining to the generation and distribution of electricity derived from the energy of falling water or any other hydraulic source.
- hydroferricyanic — (chemistry) Pertaining to, or containing, or obtained from, hydrogen, ferric iron, and cyanogen.
- hydrogen bromide — a colorless gas, HBr, having a pungent odor: the anhydride of hydrobromic acid.
- hydrogen cyanide — a colorless poisonous gas, HCN, having a bitter almondlike odor: in aqueous solution it forms hydrocyanic acid.
- hydrogen sulfide — a colorless, flammable, water-soluble, cumulatively poisonous gas, H 2 S, having the odor of rotten eggs: used chiefly in the manufacture of chemicals, in metallurgy, and as a reagent in laboratory analysis.
- hydrologic cycle — the natural sequence through which water passes into the atmosphere as water vapor, precipitates to earth in liquid or solid form, and ultimately returns to the atmosphere through evaporation.
- hydrometeorology — the study of atmospheric water, especially precipitation, as it affects agriculture, water supply, flood control, power generation, etc.
- hydrophyllaceous — belonging to the Hydrophyllaceae, the waterleaf family of plants.