Ship nomenclature

Since the days of the early sailing vessels and other similar expeditions on many planets, the naming of ships has been an important part of many races and cultures' histories.

Name prefix
Usually a vessel's given name is preceded by a statement of origination, which was often shortened into some sort of abbreviated prefix.

Earth

 * SS - "Sea Ship" or "Space Ship"
 * USS - "United States Ship"
 * HMS - "Her Majesty's Ship" or "His Majesty's Ship"
 * NAR

Federation

 * SS - "Sea Ship" or "Space Ship"
 * USS - "United Star Ship" or "United Space Ship"
 * NAR

Terran Empire (mirror universe)

 * ISS - "Imperial Star Ship"

Klingon

 * IKS - "Imperial Klingon Ship"
 * IKF - "Imperial Klingon Fighter" (?)
 * IKV - "Imperial Klingon Vessel"
 * IKC - "Imperial Klingon Cruiser"

Romulan

 * IRW - "Imperial Romulan Warbird"
 * PWB - "Praetor's War Bird"
 * ChR - "ch'Rihan"
 * RSE - "Romulan Star Empire" (mirror)

Orion

 * OCS

Andorian

 * ATS