Definitions by WitnessX

I.S.S. 

Imperial Star Ship

Prefix used by the Terran Empire; from the original Star Trek episode "Mirror, Mirror";

Computer: "...succeeded to command of I.S.S. Enterprise through assasination of...."

I.S.S. by WitnessX June 20, 2006

terran 

term used in the mirror universe for humans, after the Latin word "terra";

Archer: I want to know where you're holding the Terran vessel you captured!

terran by WitnessX June 20, 2006