12-letter words containing a, e, d, o, n
- gormandizers — gourmandise1 .
- gourmandizer — One who gourmandizes.
- gradeflation — grade inflation.
- grand coulee — a dry canyon in central Washington: cut by the Columbia River in the glacial period. 52 miles (84 km) long; over 400 feet (120 meters) deep.
- grandmothers — Plural form of grandmother.
- granodiorite — a coarse-grained acid igneous rock containing almost twice as much plagioclase as orthoclase: intermediate in composition between granite and diorite
- green dragon — a mythical monster generally represented as a huge, winged reptile with crested head and enormous claws and teeth, and often spouting fire.
- grosswardein — German name of Oradea.
- ground alert — the state of waiting for orders in or near combat airplanes ready to take to the air at once.
- ground cable — a heavy chain for securing permanent floating moorings, as a number of mooring buoys.
- ground cedar — a ground pine, Lycopodium complanatum.
- ground plane — (in perspective drawing) the theoretical horizontal plane receding from the picture plane to the horizon, beginning at the level of the base line.
- ground plate — Electricity. a metal plate for making a ground connection to the earth.
- ground state — the state of least energy of a particle, as an atom, or of a system of particles.
- ground water — the water beneath the surface of the ground, consisting largely of surface water that has seeped down: the source of water in springs and wells.
- gulf of aden — a waterway in the Arabian sea between Yemen and Somalia and connecting with the Red Sea
- hadrosaurine — Hadrosaurid.
- haemodynamic — Alternative spelling of hemodynamic.
- haemosiderin — Alternative form of hemosiderin.
- half a dozen — six
- half-drowned — to die under water or other liquid of suffocation.
- hamming code — (algorithm) Extra, redundant bits added to stored or transmitted data for the purposes of error detection and correction. Named after the mathematician Richard Hamming, Hamming codes greatly improve the reliability of data, e.g. from distant space probes, where it is impractical, because of the long transmission delay, to correct errors by requesting retransmission.
- hand-me-down — an article of clothing passed on to another person after being used, outgrown, etc.: The younger children wore the hand-me-downs of the older ones.
- handsomeness — The quality of being handsome.
- handypersons — Plural form of handyperson.
- hard done by — If you feel hard done by, you feel that you have not been treated fairly.
- harrison red — a pigment consisting of a paratoluidine toner, characterized by its brilliant red color and tendency to bleed.
- have need to — to be compelled or required to; must
- head station — the main buildings on a large sheep or cattle farm
- headlongness — Headlong quality or speed; precipitateness.
- headstrongly — In a headstrong manner.
- heel-and-toe — noting a pace, as in walking contests, in which the heel of the front foot touches ground before the toes of the rear one leave it.
- hemodynamics — the branch of physiology dealing with the forces involved in the circulation of the blood.
- henceforward — from now on; from this point forward.
- hendecagonal — (geometry) Having eleven sides an angles; similar to a hendecagon.
- henry howard — Earl of (Henry Howard) 1517?–47, English poet.
- heptahedrons — Plural form of heptahedron.
- here and now — in this place; in this spot or locality (opposed to there): Put the pen here.
- hexadecanoic — Of or pertaining to hexadecanoic acid or its derivatives.
- hollingshead — Holinshed.
- home and dry — If you say that someone is, in British English home and dry, or in American English home free, you mean that they have been successful or that they are certain to be successful.
- homesteading — a dwelling with its land and buildings, occupied by the owner as a home and exempted by a homestead law from seizure or sale for debt.
- honey badger — ratel.
- hook and eye — a two-piece clothes fastener, usually of metal, consisting of a hook that catches onto a loop or bar.
- hope diamond — a sapphire-blue Indian diamond, the largest blue diamond in the world, weighing 44.5 carats and supposedly cut from a bigger diamond that was once part of the French crown jewels: now in the Smithsonian Institution.
- horatian ode — an ode consisting of several stanzas all of the same form.
- horse around — a large, solid-hoofed, herbivorous quadruped, Equus caballus, domesticated since prehistoric times, bred in a number of varieties, and used for carrying or pulling loads, for riding, and for racing.
- househusband — a man whose spouse works and who stays home to manage their household.
- housetrained — Simple past tense and past participle of housetrain.
- huffman code — Huffman coding