Definitions

from The American Heritage® Dictionary of the English Language, 5th Edition.

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

from Wiktionary, Creative Commons Attribution/Share-Alike License.

  • initialism 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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