means The SI unit of magnetic flux, equal to the flux that induces one volt as it falls to zero in one second through a single loop of wire.

from Named for Wilhelm Eduard Weber, a 19th-century German physicist who worked alongside the mathematician Carl Friedrich Gauss on electromagnetism and the measurement of magnetic forces. The surname itself is the ordinary German word for 'weaver' — so beneath the physics lurks an ancestor who literally worked a loom.