Definitions
from The Century Dictionary.
- noun In electricity, a form of inclosed safety fuse in which the blowing of the fuse darkens a spot on the surface of the inclosing cylinder, thus indicating the fact that the circuit is open at that point.
Etymologies
Sorry, no etymologies found.
Support

Help support Wordnik (and make this page ad-free) by adopting the word spot-indicator.
Examples
Sorry, no example sentences found.
Comments
Log in or sign up to get involved in the conversation. It's quick and easy.