15-letter words containing a, i, r, f
- track and field — athletics events
- track-and-field — of, relating to, or participating in the sports of running, pole-vaulting, broad-jumping, etc.: a track-and-field athlete.
- tractive effort — the force exerted by a locomotive or other powered vehicle on its driving wheels.
- trading profits — profits made from the buying and selling of goods and services
- traffic calming — Traffic calming consists of measures designed to make roads safer, for example making them narrower or placing obstacles in them, so that drivers are forced to slow down.
- traffic control — management of road use
- traffic manager — a person who supervises the transportation of goods for an employer.
- traffic offence — a violation of traffic regulations, such as breaking the speed limit
- traffic pattern — Aeronautics. a system of courses about an airfield that aircraft are assigned to fly when taking off, landing, or preparing to land.
- transfer window — the period during the year in which a football club can transfer players from other teams into their own
- transferability — to convey or remove from one place, person, etc., to another: He transferred the package from one hand to the other.
- transfiguration — the act of transfiguring.
- tray classifier — A tray classifier is a tank for leaching from a dispersed solid, in which pulp at the bottom of the tank is raked (= moved to the exit) while solvent is forced toward the bottom of the tank.
- treaty of paris — a treaty of 1763 signed by Britain, France, and Spain that ended their involvement in the Seven Years' War
- trifluoperazine — a compound, C 21 H 24 F 3 N 3 S, used as an antipsychotic.
- trout fisherman — a fisherman who catches trout
- ultracentrifuge — a high-speed centrifuge for subjecting sols or solutions to forces many times that of gravity and producing concentration differences depending on the weight of the micelle or molecule.
- ultrafastidious — extremely fastidious
- ultrafiltration — Physical Chemistry. a filter for purifying sols, having a membrane with pores sufficiently small to prevent the passage of the suspended particles.
- ultramicrofiche — ultrafiche.
- unaffordability — that can be afforded; believed to be within one's financial means: attractive new cars at affordable prices.
- unfair practice — unfair competition.
- unfamiliarities — not familiar; not acquainted with or conversant about: to be unfamiliar with a subject.
- uninformatively — in an uninformative manner
- unverifiability — the quality or state of being unverifiable
- valerian family — the plant family Valerianaceae, characterized by herbaceous plants and shrubs having simple or compound, opposite leaves, clusters of small flowers, and dry, indehiscent fruit, and including corn salad, spikenard (Nardostachys jatamansi), and valerian.
- vestimentiferan — any of various marine tubeworms of the phylum Vestimentifera or Pogonophora, which live in upright tubes near hydrothermal vents.
- vicar of christ — the pope, with reference to his claim to stand in the place of Jesus Christ and possess His authority in the church.
- viral infection — disease caused by a virus
- vulgar fraction — common fraction.
- walk-in traffic — The walk-in traffic of a store is the number of people who choose to visit it as they pass by.
- warrant officer — (in the U.S. Armed Forces) an officer of one of four grades ranking above enlisted personnel and below commissioned officers.
- weatherproofing — Present participle of weatherproof.
- welfare officer — a person who gives people help and advice
- welfare statism — the belief in or practices of a welfare state.
- windfall profit — a profit that arises thanks to an external event over which the person profiting had no control