a structure of prefabricated iron units, glass, and wood, built in London to house the Exhibition of 1851: destroyed by fire 1936.
a building of glass and iron designed by Joseph Paxton to house the Great Exhibition of 1851. Erected in Hyde Park, London, it was moved to Sydenham (1852–53): destroyed by fire in 1936
A great exhibition hall built in London, England, in the middle of the nineteenth century. It was one of the first prefabricated buildings and one of the first buildings with large expanses of glass wall.
noun 1. a phonograph pickup that generates an electric current as the stylus applies pressure to a piezoelectric crystal.
- Crystal pick-up
noun 1. a record-player pick-up in which the current is generated by the deformation of a piezoelectric crystal caused by the movements of the stylus
noun 1. any of a line of narrow, corrugated pleats pressed into a fabric, especially one that is lightweight.
noun 1. an early, tubeless radio receiver using a crystal detector. noun 1. an early form of radio receiver having a crystal detector to demodulate the radio signals but no amplifier, therefore requiring earphones