degausser

[ dee-gou-ser ]
/ diˈgaʊ sər /

noun

something that degausses.
a device, especially one used in filmmaking, that can erase a whole roll of magfilm, audiotape, etc., so that it can be used again.

Origin of degausser

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019