Definition of "GIC"

GIC

noun
countable and uncountable, plural GICs
1. Initialism of glass ionomer cement.
2. (UK) Initialism of gender identity clinic.
3. Initialism of geomagnetically induced current.
  Quotations
  These geomagnetically induced currents (GICs) can become a hazard when they flow through conducting infrastructure, usually entering and exiting networks where equipment is grounded to Earth.
  2023 November 15, Prof. Jim Wild, “This train was delayed because of bad weather in space”, in RAIL, number 996, page 30