Definitions

from The American Heritage® Dictionary of the English Language, 4th Edition

  • n. A device that measures minute changes in magnetic flux by means of a pair of Josephson junctions, often used to detect extremely small changes in magnetic fields, electric currents, and voltages.

from Wiktionary, Creative Commons Attribution/Share-Alike License

  • Superconducting quantum interference device. A sensor that uses certain quantum effects to detect small magnetic fields.

Etymologies

from The American Heritage® Dictionary of the English Language, 4th Edition

s(uperconducting) qu(antum) i(nterference) d(evice).

Examples

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