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15-letter words containing r, e, f, i, l

  • 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
  • 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
  • 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
  • mezzanine floor — intermediate level in a building
  • michael faraday — Michael, 1791–1867, English physicist and chemist: discoverer of electromagnetic induction.
  • 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.
  • 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.
  • mortgage relief — (formerly) a reduction of tax on income being used to pay off a mortgage
  • mulberry family — the plant family Moraceae, characterized by deciduous or evergreen trees, shrubs, and herbaceous plants having simple, alternate leaves, often milky sap, dense clusters of small flowers, and fruit in the form of a fleshy berry, usually hollow in the center, and including the fig, mulberry, Osage orange, and rubber plant.
  • multiflora rose — a climbing or trailing rose, Rosa multiflora, of Japan and Korea, having hooked prickles and fragrant, dense clusters of flowers.
  • multiple factor — polygene.
  • national forest — forested land owned, maintained, and preserved by the U.S. government.
  • neurofibrillary — Of or pertaining to a neurofibril.
  • nimble-fingered — able to move the fingers agilely, quickly, and neatly
  • non-rectifiable — able to be rectified.
  • nonprofessional — not a member of or trained in a specific profession.
  • nonprofessorial — not professorial
  • norfolk terrier — one of an English breed of small short-legged hunting terriers having a straight, wiry, red, black and tan, or grizzle coat, and dropped ears that distinguish it from the Norwich terrier.
  • nuclear fission — fission (def 2).
  • official strike — a collective stoppage of work by part or all of the workforce of an organization with the approval of the trade union concerned. The stoppage may be accompanied by the payment of strike pay by the trade union concerned
  • oil of lavender — an essential oil distilled from lavender flowers, especially Lavandula angustifolia and L. stoechas, and used in perfumery.
  • old father time — time personified
  • on the trail of — If you are on the trail of a person or thing, you are trying hard to find them or find out about them.
  • orderly officer — Military. officer of the day, as in the British army or, formerly, in the U.S. Army.
  • overconfidently — In an overconfident manner.
  • overdraft limit — a limit on the amount of money allowed to be withdrawn in excess of the credit balance of a bank or building society account
  • overfamiliarity — The state of being overfamiliar.
  • paradise flower — a prickly vine, Solanum wendlandii, of the nightshade family, native to Costa Rica, having branched clusters of showy lilac-blue flowers.
  • passifloraceous — of, relating to, or belonging to the Passifloraceae, a tropical and subtropical family of climbing plants including the passionflowers: the flowers have five petals and threadlike parts forming a dense mass (corona) around the central disc
  • personal friend — a person who is a friend, rather than a colleague or acquaintance
  • pied flycatcher — a small black and white migratory bird of Europe and western Asia, Ficedula hypoleuca
  • pilgrim fathers — the Pilgrims (of Plymouth Colony)
  • pinkster flower — a wild azalea, Rhododendron periclymenoides, of the U.S., having pink or purplish flowers.
  • plant-hire firm — a company that hires out mobile mechanical equipment for construction, road-making, etc
  • platform tennis — a variation of tennis played on a wooden platform enclosed with chicken wire in which the players hit a rubber ball with wooden paddles following the same basic rules as tennis except that only one serve is permitted and balls can be played off the back and side fences.
  • platform ticket — a pass allowing a visitor to enter upon a railroad platform from which those not traveling are ordinarily excluded.
  • play favourites — to display favouritism
  • plumbers-friend — Machinery. a pistonlike reciprocating part moving within the cylinder of a pump or hydraulic device.
  • power amplifier — an amplifier for increasing the power of a signal.
  • preferentialism — the economic system of preference, esp amongst British commonwealth countries
  • preferentialist — someone who believes in preferentialism
  • preprofessional — of or relating to the time preceding one's concentrated study or practice of a profession: preprofessional training.
  • price inflation — inflation fuelled by rising prices
  • primrose family — the plant family Primulaceae, characterized by herbaceous plants having simple, opposite, whorled, or basal leaves, flowers with a five-lobed corolla, and capsular fruit, and including cyclamen, loosestrife of the genus Lysimachia, pimpernel, primrose, and shooting star.
  • prince of wales — Prince of Wales and Duke of Cornwall ("The Black Prince") 1330–76, English military leader (son of Edward III).
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