Socialator
From Battlestar Wiki, the free, open content Battlestar Galactica encyclopedia and episode guide
A profession sanctified by the "elders", wherein a person (typically female) obliges the desires of males.
In other words, a euphemism for prostitute; a "space hooker".
Cassiopeia was a socialator prior to the Cylon sneak attack of the Colonies. (Saga of a Star World)