18-letter words containing r, a, i, f, y
- range of stability — the angle to the perpendicular through which a vessel may be heeled without losing the ability to right itself.
- refrigerated lorry — a lorry which is chilled in the back as for storing food
- relative frequency — the ratio of the number of times an event occurs to the number of occasions on which it might occur in the same period.
- richard p. feynman — (person, computing, architecture) /fayn'mn/ 1918-1988. A US physicist, computer scientist and author who graduated from Massachusetts Institute of Technology and Princeton. Feynmane was a key figure in helping Oppenheimer and team develop atomic bomb. In 1950 he became a professor at Caltech and in 1965 became Nobel Prize Laureate in Physics for QED (quantum electrodynamics). He was a primary figure in "solving" the Challenger disaster O-ring problem. He "rediscovered" the former Soviet Socialist Republic of Tuva. The 2001 film "Infinity" about Feynman's early life featured Matthew Broderick and Patricia Arquette. In 2001, "QED", a play about Feynman's life featuring Alan Alda opened.
- run in sb's family — If a characteristic runs in someone's family, it often occurs in members of that family, in different generations.
- safety regulations — regulations or rules that are put in place to ensure a product, event, etc, is safe and not dangerous
- sampling frequency — sample rate
- secondary offering — the sale of a large block of outstanding stock off the floor of an exchange, usually by a major stockholder.
- self-contradictory — an act or instance of contradicting oneself or itself.
- self-deprecatingly — in a self-deprecating manner
- sulfuric anhydride — sulfur trioxide.
- territory of papua — a former territory of Australia, consisting of SE New Guinea and adjacent islands: now part of Papua New Guinea
- thermal efficiency — the ratio of the work output of a heat engine to the heat input expressed in the same units of energy.
- to play favourites — to display favouritism
- 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
- treaty of waitangi — a treaty signed in 1840 by Māori chiefs and a representative of the British Government, providing the basis for the British annexation of New Zealand
- university faculty — a division within a university comprising one subject area, or a number of related subject areas
- water of hydration — the portion of a hydrate that is represented as, or can be expelled as, water: now usually regarded as being in true molecular combination with the other atoms of the compound, and not existing in the compound as water.
- wildlife sanctuary — an area where wild animals and plants are protected