A is for Attack Cruiser, a class of combat vessel in some fleets and space forces. The Vor'cha-class attack cruiser was a Klingon example. B is for Baroner. Pseudonym used by Jim Kirk on Organia. C is for Commodore, a rank that fell out of favor in Starfleet by the 24th century. D is for Dunsel. E is for Earth Colonies. There were a nice handful out in space by the time the NX program was launched and the first Enterprise was commissioned. F is for Federation Funny Farm. G is for Gorn uniforms. They were minimal....and kind of amusing. H is for Hindu Festival of Lights. Celebrated aboard the Enterprise in the 24th C.