15-letter words containing o, f, l, i
- line of descent — someone's line of descent is all the people they are descended from
- linear function — linear transformation.
- linear manifold — subspace (def 2b).
- linguistic form — any meaningful unit of speech, as a sentence, phrase, word, morpheme, or suffix.
- liver of sulfur — sulfurated potash.
- lofoten islands — group of Norwegian islands within the Arctic Circle, off the NW coast of Norway: c. 550 sq mi (1,424 sq km)
- loft conversion — an extra room added to a house by converting the roof space
- 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.
- louis of nassau — 1538–74, a leader (1568–74) of the revolt of the Netherlands against Spain: died in battle
- 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
- magnolia family — the plant family Magnoliaceae, characterized by evergreen or deciduous trees and shrubs having simple, alternate leaves, often showy flowers with a spiral arrangement of their floral parts, and conelike fruit, and including the cucumber tree, magnolia, tulip tree, and umbrella tree.
- mahogany family — the plant family Meliaceae, characterized by tropical and subtropical trees and shrubs having alternate, pinnate leaves, usually branched clusters of flowers, and fruit in the form of a berry or leathery capsule, and including the chinaberry, cedars of the genus Cedrela, and mahoganies of the genera Swietenia and Khaya.
- maid of orléans — Saint ("the Maid of Orléans") 1412?–31, French national heroine and martyr who raised the siege of Orléans.
- mail order firm — a company that sells goods by mail order
- make capital of — to get advantage from
- malconformation — Imperfect, disproportionate, or abnormal formation; disproportion of parts.
- 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
- mellifluousness — sweetly or smoothly flowing; sweet-sounding: a mellifluous voice; mellifluous tones.
- mezzanine floor — intermediate level in a building
- microfiltration — Filtration through a microporous membrane.
- 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.
- milk of almonds — almond milk.
- 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.
- mortgage relief — (formerly) a reduction of tax on income being used to pay off a mortgage
- mount of olives — a hill to the east of Jerusalem: in New Testament times the village Bethany (Mark 11:11) was on its eastern slope and Gethsemane on its western one
- multiflora rose — a climbing or trailing rose, Rosa multiflora, of Japan and Korea, having hooked prickles and fragrant, dense clusters of flowers.
- multifunctional — of or relating to a function or functions: functional difficulties in the administration.
- multiphase flow — Multiphase flow is a type of flow that involves more than one fluid, for example a liquid and a gas, or two liquids that do not mix.
- multiple factor — polygene.
- myofibroblastic — Relating to myofibroblasts.
- nation of islam — an organization composed chiefly of African Americans, advocating the teachings of Islam and originally favoring the separation of black and white racial groups in the United States: members are known as Black Muslims.
- national forest — forested land owned, maintained, and preserved by the U.S. government.
- neat's-foot oil — a pale-yellow fixed oil made by boiling the feet and shinbones of cattle, used chiefly as a dressing for leather.
- neurofibrillary — Of or pertaining to a neurofibril.
- newtonian fluid — any fluid exhibiting a linear relation between the applied shear stress and the rate of deformation.
- nitrochloroform — chloropicrin.
- non-conflicting — being in conflict or disagreement; not compatible: conflicting viewpoints.
- non-falsifiable — to make false or incorrect, especially so as to deceive: to falsify income-tax reports.
- non-feasibility — capable of being done, effected, or accomplished: a feasible plan.
- non-flexibility — capable of being bent, usually without breaking; easily bent: a flexible ruler.
- non-rectifiable — able to be rectified.
- nonconfidential — not confidential
- nonflammability — The state or condition of being nonflammable.
- noninflammatory — Not accompanied by or associated with inflammation.
- noninflationary — Not inflationary; not likely to cause economic inflation.