Meaning of assistant bishop in English:

assistant bishop

noun

Christian Church
  • A bishop appointed to act as an assistant to a diocesan bishop, archbishop, etc.; a suffragan or auxiliary bishop.

    In later use chiefly in the Anglican Church outside the Church of England (where the usual term is suffragan bishop); compare note at "suffragan".

Origin

Early 17th century; earliest use found in Alexander Leighton (c1570–1649), religious controversialist.