15-letter words containing d, e, a, f
- hausdorff space — a topological space in which each pair of points can be separated by two disjoint open sets containing the points.
- heralds' office — the official heraldic authority of Scotland.
- heredo-familial — denoting a condition or disease that may be passed from generation to generation and to several members of one family
- holding furnace — a small furnace for holding molten metal produced in a larger melting furnace at a desired temperature for casting.
- holiday feeling — the positive feeling people experience while on holiday and during holiday periods such as the Christmas period
- hyperfastidious — extremely or excessively fastidious
- identifiability — to recognize or establish as being a particular person or thing; verify the identity of: to identify handwriting; to identify the bearer of a check.
- identifications — Plural form of identification.
- in the hands of — under the control of
- indefeasibility — The state or quality of being indefeasible, of being incapable of being defeated.
- indemnification — the act of indemnifying; state of being indemnified.
- inflation rider — An inflation rider is a rider that can be added to a long-term care insurance plan that adjusts the benefits over time to allow for inflation.
- infrared galaxy — a galaxy that radiates strongly in the infrared portion of the electromagnetic spectrum.
- intake manifold — a collection of tubes through which the fuel-air mixture flows from the carburetor or fuel injector to the intake valves of the cylinders of an internal-combustion engine.
- interstratified — Stratified with two alternating types of strata.
- irvine dataflow — (language) (Always called "Id") A non-strict, single assignment language and incremental compiler developed by Arvind and Gostelow and used on MIT's Tagged-Token Dataflow Architecture and planned to be used on Motorola's Monsoon. See also Id Nouveau.
- island grey fox — a similar and related animal, U. littoralis, inhabiting islands off North America
- jefferson davis — Alexander Jackson, 1803–92, U.S. architect.
- judge of appeal — a judge who sits in a Court of Appeal
- kidasa software — (company) A company which develops project management software for Microsoft Windows.
- land of promise — Promised Land.
- langue de boeuf — ox-tongue partisan.
- law of identity — the law that any proposition implies itself.
- lay of the land — the general state or condition of affairs under consideration; the facts of a situation: We asked a few questions to get the lay of the land.
- leadwort family — the plant family Plumbaginaceae, characterized by shrubs and herbaceous plants of seacoasts and semiarid regions, having basal or alternate leaves, spikelike clusters of tubular flowers, and dry, one-seeded fruit, and including leadwort, sea lavender, statice, and thrift.
- leaf primordium — a group of cells that will develop into a leaf, seen as small bulges just below the shoot apex.
- leaf-footed bug — any of numerous plant-sucking or predaceous bugs of the family Coreidae, typically having leaflike legs: several species are pests of food crops.
- leave the field — to back out of a competition, contest, etc
- 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.
- lie of the land — the topography of the land
- line of apsides — a line joining the lower and higher apsides, forming the major axis of the orbit
- linear manifold — subspace (def 2b).
- 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.
- lofoten islands — group of Norwegian islands within the Arctic Circle, off the NW coast of Norway: c. 550 sq mi (1,424 sq km)
- 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
- 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.
- marie de france — flourished 12th century, French poet in England.
- 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
- michael faraday — Michael, 1791–1867, English physicist and chemist: discoverer of electromagnetic induction.
- milkweed family — the plant family Asclepiadaceae, characterized by herbaceous plants, shrubs, and vines having simple, opposite or whorled leaves, usually milky juice, umbellike clusters of small flowers, and long pods that split open to release tufted, airborne seeds, and including the anglepod, butterfly weed, milkweed, stephanotis, and wax plant.
- nest of drawers — a miniature chest of drawers made in the 18th century, often set on top of a desk or table.
- newtonian fluid — any fluid exhibiting a linear relation between the applied shear stress and the rate of deformation.
- node of ranvier — a gap occurring at regular intervals between segments of myelin sheath along a nerve axon.
- non-fundamental — serving as, or being an essential part of, a foundation or basis; basic; underlying: fundamental principles; the fundamental structure.
- noncertificated — not possessing a certificate, not certified
- nonconfidential — not confidential