In a practical sense, Sustained means the party, be it the prosecution or the defense, that is currently arguing can put into the legal record a fact or supposition that aids their argument.

The original four disciples of Christ were fishermen, though others were herders.  A good place to look for more information is here

If you go from A-Z the last letter is Zeta

Either member of a married pair in relation to the other; one's husband or wife. Definition