Definitions
There is 1 meaning of the phrase
Fuse Indicator Regulator.
Fuse Indicator Regulator - as a noun
An instrument which sets the fuze time on projectiles with mechanical time fuzes.
Example: "Naval and anti-aircraft artillery started using analogue computers before world war 2, and these were connected to the guns to automatically aim them; they also had automatic fuze setters."
Synonyms (Exact Relations)
fuse setterfuze setter