15-letter words containing r, a, t, i, f
- funeral oration — a formal speech delivered at a funeral
- fusospirochetal — Relating to fusospirochetes.
- futilitarianism — The belief that all human activity is futile.
- gaming platform — a computer system specially made for playing video games; a console: The new gaming platforms have much better graphics resolution than previous generation consoles.
- giant sunflower — a composite plant, Helianthus giganteus, of eastern North America, growing nearly 12 feet (4 meters) high and having very large yellow flower heads.
- 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.
- granitification — the process or action of forming into granite
- graveyard shift — a work shift usually beginning at about midnight and continuing for about eight hours through the early morning hours.
- hair of the dog — an alcoholic drink taken as an antidote to a hangover
- 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
- hyperfunctional — of or relating to a function or functions: functional difficulties in the administration.
- imperfect stage — a phase in the life cycle of certain fungi in which either no spores or asexual spores, as conidia, are produced.
- in fine feather — one of the horny structures forming the principal covering of birds, consisting typically of a hard, tubular portion attached to the body and tapering into a thinner, stemlike portion bearing a series of slender, barbed processes that interlock to form a flat structure on each side.
- inertial fusion — a type of nuclear fusion in which the inertia of matter enables it to fuse by impact, as by pulses of laser radiation or high-energy charged particles, rather than by high temperature
- inferior planet — either of the two planets whose orbits are inside the orbit of the earth: Venus and Mercury.
- 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.
- inflation-proof — not affected by inflation
- information age — a period beginning about 1975 and characterized by the gathering and almost instantaneous transmission of vast amounts of information and by the rise of information-based industries.
- informationally — In an informational manner.
- informativeness — giving information; instructive: an informative book.
- infrastructural — the basic, underlying framework or features of a system or organization.
- infrastructures — Plural form of infrastructure.
- inter-fraternal — of or befitting a brother or brothers; brotherly.
- interfascicular — pertaining to or forming a fascicle; fasciculate.
- interfoliaceous — situated between leaves, especially opposite leaves.
- interfraternity — a local or national organization of male students, primarily for social purposes, usually with secret initiation and rites and a name composed of two or three Greek letters.
- interstratified — Stratified with two alternating types of strata.
- interstratifies — Third-person singular simple present indicative form of interstratify.
- intrafascicular — between the xylem and phloem elements of a vascular bundle
- irreformability — the state or condition of being irreformable
- irrefragability — How irrefragable something is.
- 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.
- john of austria — ("Don John") 1547?–78, Spanish naval commander and general: victor at the battle of Lepanto.
- joint favourite — one of two or more competitors in a race or contest that are considered equally likely to win
- kidasa software — (company) A company which develops project management software for Microsoft Windows.
- lateral fissure — the fissure separating the frontal, temporal, and parietal lobes of the cerebrum.
- 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.
- 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.
- lift-drag ratio — the ratio of the lift to the drag of an airfoil.
- limiting factor — Physiology. the slowest, therefore rate-limiting, step in a process or reaction involving several steps.
- linear function — linear transformation.
- 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.
- 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.
- malconformation — Imperfect, disproportionate, or abnormal formation; disproportion of parts.