18-letter words containing s, e, l, c
- 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
- ultrasound scanner — a device used to examine an internal bodily structure by the use of ultrasonic waves, esp for the diagnosis of abnormality in a fetus
- unenthusiastically — full of or characterized by enthusiasm; ardent: He seems very enthusiastic about his role in the play.
- universal coupling — a coupling between rotating shafts set at an angle to one another, allowing for rotation in three planes.
- university faculty — a division within a university comprising one subject area, or a number of related subject areas
- upper middle class — wealthy, highly-educated people
- ur of the chaldees — the city where Abraham was born, sometimes identified with the Sumerian city of Ur. Gen. 11:28, 31; 15:7; Neh. 9:7.
- valle de la pascua — a city in N Venezuela.
- venture capitalist — funds invested or available for investment in a new or unproven business enterprise.
- vermilion rockfish — a scarlet-red rockfish, Sebastes miniatus, inhabiting waters along the Pacific coast of North America, important as a food fish.
- video surveillance — a system of monitoring activity in an area or building using a television system in which signals are transmitted from a television camera to the receivers by cables or telephone links forming a closed circuit
- watson-crick model — a widely accepted model for the three-dimensional structure of DNA, featuring a double-helix configuration for the molecule's two hydrogen-bonded complementary polynucleotide strands.
- wattless component — Electricity. reactive component.
- welland ship canal — a ship canal in S Canada, in Ontario, connecting Lakes Erie and Ontario: 8 locks. 25 miles (40 km) long.
- wheelchair housing — housing designed or adapted for a chairbound person
- wildlife sanctuary — an area where wild animals and plants are protected
- working men's club — A working men's club is a place where working people, especially men, can go to relax, drink alcoholic drinks, and sometimes watch live entertainment.
- yeast nucleic acid — RNA.
- yellow honeysuckle — a spreading, twining vine, Lonicera flava, of the southern and eastern U.S., having fragrant, tubular, orange-yellow flowers.
- yelloweye rockfish — a red rockfish, Sebastes ruberrimus, of waters along the Pacific coast of North America, having eyes that are yellow and possessed of strong, sawlike bony ridges on the head.