Baptistry

Baptistry, a circular building, sometimes detached from a church, in which the rite of baptism is administered; the most remarkable, that of Pisa.

Definition taken from The Nuttall Encyclopædia, edited by the Reverend James Wood (1907)

Baptiste, Jean * Baptists
[wait for the fun]
Bantam
Banting System
Bantry Bay
Bantu
Banville, Theodore de
Banyan
Ba`obab
Baphomet
Baptism
Baptiste, Jean
Baptistry
Baptists
Baptismal Regeneration
Baraguay d'Hilliers`, Achille
Barataria
Barbacan
Barba`does
Barbara, St.
Barbarians
Barbarossa
Barbarossa