21-letter words containing t, h, e, r, m, o
- gamma hydroxybutyrate — a substance that occurs naturally in the brain, used medically as a sedative but also as a recreational drug and alleged aphrodisiac: known as 'liquid ecstasy' when mixed with alcohol
- gastrohepatic omentum — lesser omentum.
- general of the armies — a special rank held by John J. Pershing, equivalent to general of the army.
- gentleman of the road — a highwayman.
- get in someone's hair — any of the numerous fine, usually cylindrical, keratinous filaments growing from the skin of humans and animals; a pilus.
- give someone the bird — to tell someone rudely to depart; scoff at; hiss
- gram-molecular weight — gram molecule. Abbreviation: GMW.
- ground-effect machine — ACV (def 2).
- have a strong stomach — not to be prone to nausea
- henry steele commager — Henry Steele, 1902–98, U.S. historian, author, and teacher.
- highest common factor — greatest common divisor. Abbreviation: H.C.F.
- home improvement loan — a government loan for house improvements such as insulation, adding a bathroom, or urgent repairs
- homolosine projection — an equal-area projection of the world, distorting ocean areas in order to minimize the distortion of the continents.
- hypercholesterolaemia — the condition of having a high concentration of cholesterol in the blood
- hyperlipoproteinaemia — the condition of having an abnormally high level of lipoproteins in the blood
- 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 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 the course of time — eventually
- information gathering — the process of collecting information about something
- 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.
- 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)
- light armored vehicle — an eight-wheeled armored reconnaissance car with a 25mm cannon, in service with the U.S. Army and Marine Corps in the 1980s.
- 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.
- lull before the storm — If you describe a situation as the lull before the storm, you mean that although it is calm now, there is going to be trouble in the future.
- 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.
- maître d'hôtel butter — melted butter mixed with parsley and lemon juice
- majority shareholding — a holding of more than half a company's shares
- make heavy weather of — to create needless difficulties in dealing with
- make yourself at home — settle in
- maryland yellowthroat — (in former systems of nomenclature) the common yellowthroat, Geothlypis trichas, especially the eastern U.S. subspecies.
- maximum value theorem — the theorem that for a real-valued function f whose domain is a compact set, there is at least one element x in the domain of f for which f (x) achieves its largest value.
- mechanical solidarity — social cohesiveness that is based on shared activities, beliefs, and experiences and is characteristic of simple traditional societies.
- megaspore mother cell — a diploid cell in plants that undergoes meiosis to create four haploid megaspores.
- 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
- mistress of the robes — (in Britain) a lady of high rank in charge of the Queen's wardrobe
- modern apprenticeship — an arrangement that allows a school leaver to gain vocational qualifications while being trained in a job
- monochloroacetic acid — chloroacetic acid.
- mother-of-pearl cloud — nacreous cloud.
- mother-of-pearl glass — an American art glassware having colored glass set into indentations in a thickness of opaque glass, the whole covered with clear glass and etched slightly with 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.
- night-blooming cereus — any of various cacti of the genera Hylocereus, Peniocereus, Nyctocereus, or Selenicereus, having large, usually white flowers that open at night.
- no smoke without fire — the evidence strongly suggests something has indeed happened