15-letter words containing f, e, r
- left-hand drive — A left-hand drive vehicle has the steering wheel on the left side, and is designed to be used in countries where people drive on the right-hand side of the road.
- legacy software — legacy system
- legion of honor — a French order of distinction instituted in 1802 by Napoleon with membership being granted for meritorious civil or military services.
- legion of merit — a decoration ranking below the Silver Star and above the Distinguished Flying Cross, awarded to U.S. and foreign military personnel for exceptionally meritorious conduct in the performance of outstanding services to the U.S.
- let yourself go — If you let yourself go, you relax and behave much more freely than usual.
- liaison officer — a person who liaises between groups or units
- life membership — the fact or condition of being a life member
- linear function — linear transformation.
- linear manifold — subspace (def 2b).
- liver of sulfur — sulfurated potash.
- loaded for bear — any of the plantigrade, carnivorous or omnivorous mammals of the family Ursidae, having massive bodies, coarse heavy fur, relatively short limbs, and almost rudimentary tails.
- loft conversion — an extra room added to a house by converting the roof space
- long-sufferance — long-suffering.
- longshore drift — beach drift.
- lord high fixer — [Primarily British, from Gilbert & Sullivan's "Lord High Executioner"] The person in an organisation who knows the most about some aspect of a system. See wizard.
- lord of misrule — (in England) a person formerly chosen to direct the Christmas revels and sports.
- low pass filter — (electronics, graphics) A filter that attenuates high frequency components of a signal. In image processing, a low pass filter might be used to remove noise from an image.
- low-pass filter — a filter that transmits all frequencies below a specified value, substantially attenuating frequencies above this value
- magnesioferrite — (mineralogy) A magnesium iron oxide mineral, a member of the magnetite series of spinels, which forms black metallic octahedral crystals.
- maid of orléans — Saint ("the Maid of Orléans") 1412?–31, French national heroine and martyr who raised the siege of Orléans.
- maidenhair fern — any fern of the cosmopolitan genus Adiantum, esp A. capillis-veneris, having delicate fan-shaped fronds with small pale-green leaflets: family Adiantaceae
- mail order firm — a company that sells goods by mail order
- make a play for — to act the part of (a person or character) in a dramatic performance; portray: to play Lady Macbeth.
- make certain of — to ensure (that one will get something); confirm
- make it hot for — having or giving off heat; having a high temperature: a hot fire; hot coffee.
- make the effort — try
- make tracks for — to go or head towards
- man of the hour — a man who is honored by a group.
- man-made fabric — a type of fabric that is made artificially, such as polyester or rayon, rather than occurring naturally, like cotton or wool
- marfan syndrome — a hereditary disorder characterized by abnormally elongated bones, especially in the extremities, hypermotility of the joints, and circulatory and eye abnormalities.
- margaritiferous — yielding or wearing pearls
- margin of error — statistics: variance
- marie de france — flourished 12th century, French poet in England.
- mbogo, dr. fred — /*m-boh'goh, dok'tr fred/ [Stanford] The archetypal man you don't want to see about a problem, especially an incompetent professional; a shyster. "Do you know a good eye doctor?" "Sure, try Mbogo Eye Care and Professional Dry Cleaning." The name comes from synergy between "bogus" and the original Dr. Mbogo, a witch doctor who was Gomez Addams' physician on the old "Addams Family" TV show. Compare Bloggs Family, the, see also fred.
- medal for merit — a medal awarded by the U.S. to a civilian for distinguished service to the country: discontinued after World War II.
- medical officer — a doctor of medicine who serves in the armed forces in a medical capacity
- meissner effect — the loss of magnetism that a superconductor displays when cooled to its transition temperature in a magnetic field.
- member function — A method in C++.
- member of staff — an employee of a particular organization
- metainformation — metadata
- mezzanine floor — intermediate level in a building
- michael faraday — Michael, 1791–1867, English physicist and chemist: discoverer of electromagnetic induction.
- microcentrifuge — A centrifuge used in laboratories to separate materials from small samples (especially of biological material).
- microsoft excel — (tool) A spreadsheet program from Microsoft, part of their Microsoft Office suite of productivity tools for Microsoft Windows and Macintosh. Excel is probably the most widely used spreadsheet in the world.
- mis-informative — to give false or misleading information to.
- mistrustfulness — Quality of being mistrustful.
- moccasin flower — the lady's-slipper.
- molecular knife — a segment of genetic material that inhibits the reproduction of the AIDS virus by breaking up specific areas of the virus's genes.
- moment of truth — the moment in a bullfight at which the matador is about to make the kill.
- more fool (you) — If you say to someone 'More fool you' when they tell you what they have done or what they plan to do, you are indicating that you think that it is silly and shows a lack of judgment.