12-letter words containing m, a, n, h, o
- haematoxylon — any thorny leguminous tree of the genus Haematoxylon, esp the logwood, of tropical America and SW Africa. The heartwood yields the dye haematoxylin
- haemodynamic — Alternative spelling of hemodynamic.
- haemogenesis — Haematopoiesis.
- haemoprotein — Alternative spelling of hemoprotein.
- haemosiderin — Alternative form of hemosiderin.
- half-monthly — pertaining to a month, or to each month.
- halogen lamp — a gas-filled, high-intensity incandescent lamp having a tungsten filament and containing a small amount of a halogen, such as iodine, that vaporizes on heating and redeposits any evaporated tungsten particles back onto the filament: used especially in motion-picture projectors and automobile headlights.
- hambletonian — one of a superior strain of American trotting horses descended from the stallion Hambletonian.
- 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.
- hansom (cab) — a 19th-cent. two-wheeled covered carriage for two passengers, pulled by one horse: the driver's seat is above and behind the cab
- harmonic law — any one of three laws governing planetary motion: each planet revolves in an ellipse, with the sun at one focus; the line connecting a planet to the sun sweeps out equal areas in equal periods of time (law of areas) or the square of the period of revolution of each planet is proportional to the cube of the semimajor axis of the planet's orbit (harmonic law)
- harmonically — pertaining to harmony, as distinguished from melody and rhythm.
- harmonichord — a musical instrument resembling an upright piano intended to fuse the sound of a violin with the functionality of a piano, the tone therefore produced using friction rather than through striking
- harmoniously — marked by agreement in feeling, attitude, or action: a harmonious group.
- harmoniumist — a person who plays a harmonium
- harmonizable — That can be harmonized.
- harmonograph — an instrument using a system of pendulums to produce geometric images
- harmonometer — the equipment used for measuring the harmonic relations of sounds
- harvest moon — the moon at and about the period of fullness that is nearest to the autumnal equinox.
- have company — If you have company, you have a visitor or friend with you.
- hemangiomata — See under angioma.
- hematogenous — originating in the blood.
- hemiplankton — plankton that spend part of their life cycle in a vegetative state on the sea bottom, riverbed, etc. (opposed to holoplankton).
- hemodynamics — the branch of physiology dealing with the forces involved in the circulation of the blood.
- hemorrhaging — a profuse discharge of blood, as from a ruptured blood vessel; bleeding.
- high command — the leadership or highest authority of a military command or other organization.
- hire company — a company that hires things out to people
- hofmannsthal — Hugo von [hoo-goh fuh n] /ˈhu goʊ fən/ (Show IPA), 1874–1929, Austrian poet, playwright, and librettist.
- 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.
- home banking — a system whereby a person at home or in an office can use a computer with a modem to call up information from a bank or to transfer funds electronically
- home machine — 1. Synonym home box. 2. The machine that receives your e-mail. These senses might be distinct, for example, for a hacker who owns one computer at home, but reads e-mail at work.
- home staging — the professional service of preparing homes for sale in such a way as to appeal to potential buyers and generate higher selling prices: Realtors who encourage sellers to invest in home staging are reporting substantial monetary returns—for both themselves and their clients.
- 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.
- hominization — the evolution of the human traits that set the genus Homo apart from its primate ancestors.
- homo sapiens — (italics) the species of bipedal primates to which modern humans belong, characterized by a brain capacity averaging 1400 cc (85 cubic in.) and by dependence upon language and the creation and utilization of complex tools.
- homodynamous — (biology) Pertaining to, or involving, homodynamy.
- homologation — to approve; confirm or ratify.
- homologumena — the books in the New Testament generally held as authoritative and canonical by the early church.
- homoromantic — Romantically attracted to those of the same gender.
- hop hornbeam — any of several Eurasian and North American trees of the genus Ostrya, of the birch family, especially O. virginiana, bearing hoplike fruiting clusters.
- 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.
- horse manure — horse's excrement
- horse marine — (formerly) a marine mounted on horseback or a cavalryman doing duty on shipboard.
- horsemanship — the art, ability, skill, or manner of a horseman.
- house martin — a small European swallow, Delichon urbica, that builds its nest under the eaves of houses.
- housewarming — a party to celebrate a person's or family's move to a new home.
- huffman code — Huffman coding
- human comedy — French La Comédie Humaine. a collected edition of tales and novels in 17 volumes (1842–48) by Honoré de Balzac.