v. To reduce or eliminate a magnetic field, especially from the hull of a ship, or from a computer monitor
the GNU version of the Collaborative International Dictionary of English
n. To make a (steel) ship's hull nonmagnetic by applying an opposing magnetic field.
n. To remove irregular magnetization in (the electron gun of a cathode-ray tube); -- used to improve picture quality, especially in computer monitors.
WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
v. make nonmagnetic; take away the magnetic properties (of)
Word Usage
"Rodda speculated that more sophisticated gear using high frequencies to "degauss" a croc's magnetic sensors - a process similar to erasing a music tape - could be more effective, but said magnets also could do the job."