18-letter words containing a, t, f, i, r, s
- to play favourites — to display favouritism
- transfinite number — an infinite cardinal or ordinal number.
- transmission shaft — a shaft that rotates transmitting motion from the engine to the differential gear
- transmogrification — to change in appearance or form, especially strangely or grotesquely; transform.
- transrectification — rectification occurring in one circuit as a result of the application of an alternating voltage to another circuit.
- treasury of merits — the superabundant store of merits and satisfactions, comprising those of Christ, the Virgin Mary, and the saints.
- treaty of rijswijk — a treaty signed at Rijswijk in the Netherlands in 1697, ending the War of the Grand Alliance
- triangle of forces — a triangle whose sides represent the magnitudes and directions of three forces whose resultant is zero and which are therefore in equilibrium
- tsaratanana massif — a mountain range in N Madagascar. Highest peak, 9436 feet (2876 meters).
- under the aegis of — guided or protected by
- university faculty — a division within a university comprising one subject area, or a number of related subject areas
- warrant of fitness — a six-monthly certificate required for motor vehicles certifying mechanical soundness
- wildlife sanctuary — an area where wild animals and plants are protected
- writ of assistance — a writ issued by a superior colonial court authorizing officers of the British crown to summon aid and enter and search any premises.
- zone of saturation — the ground below the water table