degauss

Etymology

From de- + gauss. A neologism coined by then-Commander Charles F. Goodeve, RCNVR, during World War II.

verb

1. (transitive) To reduce or eliminate the magnetic field from (the hull of a ship, or a computer monitor, etc.).
   Despite sustaining some damage from air attacks, it was used as a mooring point for large landing crafts with a deep draught in the lead-up to the D-Day landings, and later for the purpose of degaussing vessels. October 21 2020, Dr Joseph Brennan, “From the main line and over the waves”, in Rail, page 59

noun

1. The act by which something is degaussed.