15-letter words containing r, a, d, i, o, f
- flood insurance — insurance covering loss or damage to property arising from a flood, flood tide, or the like.
- florida current — the part of the Gulf Stream which extends from the Florida Strait to Cape Hatteras.
- fluoridationist — One who supports the addition of fluoride to the public water supply.
- fluorine dating — a method of determining the relative age of fossil bones found in the same excavation by comparing their fluorine content.
- fool's paradise — a state of enjoyment based on false beliefs or hopes; a state of illusory happiness.
- for a rainy day — If you say that you are saving something, especially money, for a rainy day, you mean that you are saving it until a time in the future when you might need it.
- formation dance — any dance in which a number of couples form a certain arrangement, such as two facing lines or a circle, and perform a series of figures within or based on that arrangement
- formation fluid — Formation fluid is fluid in the pores (=tiny holes) of a rock.
- forward-looking — planning for or anticipating possible future events, conditions, etc.; progressive.
- founding father — The founding father of an institution, organization, or idea is the person who sets it up or who first develops it.
- french marigold — a composite plant, Tagetes patula, of Mexico, having yellow flowers with red markings.
- friedmann model — any model of the universe deduced from a homogeneous, isotropic solution of Einstein's field equations without a cosmological constant. Such models form the mathematical basis for many modern cosmologies and provide for expansion or contraction of the universe.
- friend at court — a friend in a position of influence or power who may advance one's interests, especially a helpful person who is close to someone in authority.
- frozen daiquiri — a cocktail consisting of rum, lemon or lime juice, and sugar, vigorously beaten together with finely crushed ice and served with a straw.
- gale-force wind — a wind of force seven to ten on the Beaufort scale or from 45 to 90 kilometres per hour
- goal difference — the number of goals scored by a team minus the number of goals it has conceded
- golden starfish — an award given to a bathing beach that meets EU standards of cleanliness
- grade inflation — the awarding of higher grades than students deserve either to maintain a school's academic reputation or as a result of diminished teacher expectations.
- hair of the dog — an alcoholic drink taken as an antidote to a hangover
- half-round file — a file having a semicircular cross-section
- hard of hearing — partially deaf
- 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 traffic — increased road traffic during holiday periods and public holidays
- hydrofracturing — a process in which fractures in rocks below the earth's surface are opened and widened by injecting chemicals and liquids at high pressure: used especially to extract natural gas or oil.
- hyperfastidious — extremely or excessively fastidious
- 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.
- 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.
- kidasa software — (company) A company which develops project management software for Microsoft Windows.
- land of promise — Promised 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.
- lift-drag ratio — the ratio of the lift to the drag of an airfoil.
- linear manifold — subspace (def 2b).
- 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
- man of his word — a unit of language, consisting of one or more spoken sounds or their written representation, that functions as a principal carrier of meaning. Words are composed of one or more morphemes and are either the smallest units susceptible of independent use or consist of two or three such units combined under certain linking conditions, as with the loss of primary accent that distinguishes black·bird· from black· bird·. Words are usually separated by spaces in writing, and are distinguished phonologically, as by accent, in many languages.
- man-of-war bird — frigate bird.
- 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
- micromicrofarad — picofarad. Symbol: μμF.
- node of ranvier — a gap occurring at regular intervals between segments of myelin sheath along a nerve axon.
- noncertificated — not possessing a certificate, not certified
- 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
- outside forward — one of two attacking players who usually play on the far side of the field; wing.
- 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