21-letter words containing o, n, t, e, r, h
- homolosine projection — an equal-area projection of the world, distorting ocean areas in order to minimize the distortion of the continents.
- horizontal stabilizer — the horizontal surface, usually fixed, of an aircraft empennage, to which the elevator is hinged.
- horns and halo effect — a tendency to allow one's judgement of another person, esp in a job interview, to be unduly influenced by an unfavourable (horns) or favourable (halo) first impression based on appearances
- house of prostitution — a brothel.
- hyperkinetic disorder — another name for attention deficit hyperactivity disorder (ADHD)
- hyperlipoproteinaemia — the condition of having an abnormally high level of lipoproteins in the blood
- hysterosalpingography — (medicine) X-ray examination of the uterus and oviducts following injection of a radiopaque substance.
- immunoelectrophoresis — a technique for the separation and identification of mixtures of proteins, consisting of electrophoresis followed by immunodiffusion.
- immunoelectrophoretic — a technique for the separation and identification of mixtures of proteins, consisting of electrophoresis followed by immunodiffusion.
- in (or out of) phase — in (or not in) a state of exactly parallel movements, oscillations, etc.; in (or not in) synchronization
- in more ways than one — You say in more ways than one to indicate that what you have said is intended to have more than one meaning.
- in one's shirtsleeves — not wearing a jacket
- in the course of time — eventually
- indicated horse-power — the horsepower of a reciprocating engine as shown by an indicator record. Abbreviation: ihp, IHP.
- information gathering — the process of collecting information about something
- insulin shock therapy — a former treatment for mental illness, especially schizophrenia, employing insulin-induced hypoglycemia as a method for producing convulsive seizures.
- interpersonal therapy — a type of psychotherapy that focuses on conflicts in one's personal relationships.
- japanese stranglehold — a wrestling hold in which an opponent's wrists are pulled to cross his or her arms in front of his or her own neck and exert pressure on the windpipe
- jordan-holder theorem — the theorem that for any two composition series of a group, an isomorphism exists between the corresponding quotient groups of each series, taken in some specified order.
- joseph bonaparte gulf — an inlet of the Timor Sea in N Australia. Width: 360 km (225 miles)
- keep the ball rolling — a spherical or approximately spherical body or shape; sphere: He rolled the piece of paper into a ball.
- laboratory technician — sb who assists in a laboratory
- lactate dehydrogenase — an enzyme that catalyzes the interconversion of pyruvate and lactate, an important step in carbohydrate metabolism: elevated serum levels indicate injury to kidney, skeletal muscle, or heart muscle. Abbreviation: LDH.
- lap and shoulder belt — a car seat belt
- launch control center — any of a number of underground U.S. command facilities prepared to launch land-based missiles in event of war.
- law of thermodynamics — any of three principles variously stated in equivalent forms, being the principle that the change of energy of a thermodynamic system is equal to the heat transferred minus the work done (first law of thermodynamics) the principle that no cyclic process is possible in which heat is absorbed from a reservoir at a single temperature and converted completely into mechanical work (second law of thermodynamics) and the principle that it is impossible to reduce the temperature of a system to absolute zero in a finite number of operations (third law of thermodynamics)
- linear graph notation — (LGN) A linearised representation of TCOL trees.
- loch ness monster bug — (humour) (Or "Bugfoot") A bug which cannot be reproduced or has only been sighted by one person. Named after the mythical creature claimed to inhabit Loch Ness in Scotland.
- lose one's heart (to) — to fall in love (with)
- lost in the underflow — (jargon) Too small to be worth considering; more specifically, small beyond the limits of accuracy or measurement. This is a reference to "floating point underflow". The Hacker's Jargon File claimed that it is also a pun on "undertow" (a kind of fast, cold current that sometimes runs just offshore and can be dangerous to swimmers). "Well, sure, photon pressure from the stadium lights alters the path of a thrown baseball, but that effect gets lost in the underflow". Compare epsilon, epsilon squared; see also overflow bit.
- lower the tone of sth — If you say that something lowers the tone of a place or event, you mean that it is not appropriate and makes the place or event seem less respectable.
- maidenhair spleenwort — an evergreen fern, Asplenium trichomanes, abundant in woody areas of the North Temperate Zone, having thickly clustered fronds.
- main-topsail schooner — a two-masted or three-masted schooner having square topsails on the foremast and mainmast: a jackass brig or jackass bark.
- majority shareholding — a holding of more than half a company's shares
- maryland yellowthroat — (in former systems of nomenclature) the common yellowthroat, Geothlypis trichas, especially the eastern U.S. subspecies.
- mechanical solidarity — social cohesiveness that is based on shared activities, beliefs, and experiences and is characteristic of simple traditional societies.
- member of the wedding — a novel (1946) and play (1950) by Carson McCullers.
- methyltrinitrobenzene — TNT.
- metopon hydrochloride — a narcotic drug, C18H21O3N·HCl, derived from morphine, but slightly more potent: used in medicine to relieve pain
- miniature photography — photography with a camera using film that is 35 millimeters wide or less.
- minister of the crown — any Government minister of cabinet rank
- modern apprenticeship — an arrangement that allows a school leaver to gain vocational qualifications while being trained in a job
- monochloroacetic acid — chloroacetic acid.
- motherwell and wishaw — a burgh in the Motherwell district, in S Scotland.
- motivational research — the application of the knowledge and techniques of the social sciences, especially psychology and sociology, to understanding consumer attitudes and behavior: used as a guide in advertising and marketing.
- move heaven and earth — the abode of God, the angels, and the spirits of the righteous after death; the place or state of existence of the blessed after the mortal life.
- neither fish nor fowl — any of various cold-blooded, aquatic vertebrates, having gills, commonly fins, and typically an elongated body covered with scales.
- neither hide nor hair — nothing whatsoever
- night storage heating — a system of heating which uses a heater or radiator that stores heat at night-time because electricity is cheaper
- night-blooming cereus — any of various cacti of the genera Hylocereus, Peniocereus, Nyctocereus, or Selenicereus, having large, usually white flowers that open at night.