18-letter words containing g, a, s, t, r, u
- strangeness number — a quantum number, designating the strangeness of an elementary particle, equivalent to the hypercharge minus the baryon number
- structural geology — the branch of geology dealing with the structure and distribution of the rocks that make up the crust of the earth. Also called tectonics. Compare structure (def 7a).
- sugarloaf mountain — a mountain in SE Brazil in Rio de Janeiro, at the entrance to Guanabara Bay. 1280 feet (390 meters).
- super giant slalom — a slalom race in which the course is longer and has more widely spaced gates than in a giant slalom.
- supporting actress — an actress playing a supporting role
- supraorbital ridge — browridge.
- sustaining program — a radio or television program without a commercial sponsor.
- the class struggle — the continual conflict between the capitalist and working classes for economic and political power
- the hunger marches — a number of processions by unemployed workers in the 1930s to protest against unemployment and deprivation
- to be caught short — If you are caught short or are taken short, you feel a sudden strong need to urinate, especially when you cannot easily find a toilet.
- ultrasonic testing — the scanning of material with an ultrasonic beam, during which reflections from faults in the material can be detected: a powerful nondestructive test method
- ultrasonic welding — the use of high-energy vibration of ultrasonic frequency to produce a weld between two components which are held in close contact
- under the aegis of — guided or protected by
- under-registration — the act of registering.
- universal negative — a proposition of the form “No S is P.” Symbol: E, e.
- urban homesteading — homesteading (def 2).
- veterinary surgeon — Chiefly British. a veterinarian.
- westinghouse brake — a railroad air brake operated by compressed air.
- work-study program — a program enabling high-school or college students to combine academic work with actual job experience.
- wrangell mountains — a mountain range in SE Alaska, extending into the Yukon, Canada. Highest peak: Mount Blackburn, 5037 m (16 523 ft)
- young conservative — a member of the youth section of the United Kingdom Conservative Party