18-letter words containing a, e, r, o, s, t
- lagrange's theorem — the theorem that the order of each subgroup of a finite group is a factor of the order of the group.
- law of segregation — the principle, originated by Gregor Mendel, stating that during the production of gametes the two copies of each hereditary factor segregate so that offspring acquire one factor from each parent.
- lenticular process — a method for producing images with a three-dimensional effect by photographing on lenticulated film.
- lesser whitethroat — an Old World warbler, Sylvia curruca, having a greyish-brown plumage with a white throat and underparts
- liqueur chocolates — chocolates containing liqueur
- literae humaniores — (at Oxford University) the faculty concerned with Greek and Latin literature, ancient history, and philosophy; classics
- lonely hearts club — a club for people who are trying to find a lover or a friend
- loosestrife family — the plant family Lythraceae, characterized by herbaceous plants, shrubs, and trees having usually opposite or whorled, simple leaves, clusters of flowers, and fruit in the form of a capsule, and including the crape myrtle, loosestrifes of the genus Lythrum, and the henna shrub.
- low-start mortgage — a mortgage in which interest only is repaid for a fixed period at the outset, to make it more affordable
- lowell observatory — the astronomical observatory, situated in Flagstaff, Arizona, at which Pluto was discovered in 1930.
- macroinvertebrates — Plural form of macroinvertebrate.
- magistrate's court — a court having limited jurisdiction over minor civil and criminal matters, as matters of contract not exceeding a particular amount of money.
- magistrates' court — law: handles minor crimes
- magnetic resonance — the response by atoms, molecules, or nuclei subjected to a magnetic field to radio waves or other forms of energy: used in medicine for scanning
- magnetocrystalline — (physics) Describing the interaction between the magnetization and the crystal structure of a material.
- make matters worse — If you say that something makes matters worse, you mean that it makes a difficult situation even more difficult.
- make short work of — exertion or effort directed to produce or accomplish something; labor; toil.
- make someone tired — to annoy or vex someone
- manufactured goods — products made by machine
- margaret of valois — ("Queen Margot") 1533–1615, 1st wife of Henry IV of France: queen of Navarre; patron of science and literature (daughter of Henry II of France and Catherine de' Medici).
- maritime provinces — region in Canada
- master boot record — (operating system, storage) A special area on a computer's main hard disk that gives the location of the disk's boot block or bootable partition where the operating system is installed.
- maternity hospital — birthing facility
- means of transport — vehicle or system of travel
- membrane transport — the process by which physiologically important substances, such as calcium ions, sugars, etc, are conveyed across a biological membrane
- mental reservation — an unexpressed doubt or qualification about a situation, person, etc.
- menthol cigarettes — cigarettes that are flavoured with menthol
- metabolic syndrome — Pathology. a group of medical conditions present simultaneously in a patient, as high blood pressure, low HDL cholesterol levels, and an excess of abdominal fat, that increases a person's risk of heart disease, stroke, and diabetes. Also called insulin resistance syndrome.
- metamorphic facies — Geology. a group of metamorphic rock units characterized by particular mineralogic associations.
- microencapsulation — the process of enclosing chemical substances in microcapsules.
- microinvertebrates — Plural form of microinvertebrate.
- microsoft exchange — (messaging) Microsoft's messaging and enterprise collaboration server. Exchange's primary role is as an electronic mail message store but it can also store calendars, task lists, contact details, and other data.
- microwave spectrum — a spectrum of electromagnetic radiations whose wavelengths fall in the microwave range.
- midstream operator — A midstream operator is a company that gathers, transports, and processes natural gas or oil.
- mineralocorticoids — Plural form of mineralocorticoid.
- minister of health — a person appointed to head the government department of health
- misinterpretations — Plural form of misinterpretation.
- misrepresentations — Plural form of misrepresentation.
- misunderestimation — (nonstandard) An inaccurate underestimation, or an act of misunderestimating.
- moccasin telegraph — the transmission of rumour or secret information; the grapevine
- molecular genetics — a subdivision of genetics concerned with the structure and function of genes at the molecular level.
- molecular spectrum — the spectrum of light emitted or absorbed by a species of molecule.
- monophosphorylated — (biochemistry) phosphorylated with a single unit of phosphoric acid.
- monterosso al mare — a group of five coastal villages (Monterosso al Mare, Vernazza, Corniglia, Manarola, and Riomaggiore) on the Ligurian Sea in NW Italy, near La Spezia.
- mortgage insurance — policy to compensate for property loan payments
- moscow art theater — a Russian theatrical company founded in 1898 principally by Konstantin Stanislavski and famous for its naturalistic acting.
- music to your ears — If something that you hear is music to your ears, it makes you feel very happy.
- national insurance — In Britain, national insurance is the state system of paying money to people who are ill, unemployed, or retired. It is financed by money that the government collects from people who work, or from their employers.
- nebular hypothesis — the theory that the solar system evolved from a mass of nebular matter: prominent in the 19th century following its precise formulation by Laplace.
- neo-pythagoreanism — a philosophical system, established in Alexandria and Rome in the second century b.c., consisting mainly of revived Pythagorean doctrines with elements of Platonism and Stoicism.