Basilica n. : Originally, the place of a king; but afterward, an apartment provided in the houses of persons of importance, where assemblies were held for dispensing justice; and hence, any large hall used for this purpose.

Basilica n. : A building used by the Romans as a place of public meeting, with court rooms, etc., attached.

Basilica n. : A church building of the earlier centuries of Christianity, the plan of which was taken from the basilica of the Romans. The name is still applied to some churches by way of honorary distinction.

Basilica n. : A digest of the laws of Justinian, translated from the original Latin into Greek, by order of Basil I., in the ninth century.

Example:
What are the requirements for a church to become a Basilica?

Taxonomy
Basilica, churches, Rome, Christian basilicas, minor basilica, cathedral, patriarchal, List of basilicas, 4th century, aisles, Lady, Architecture, Papal Basilica, Asia, the church, Papale, Roman basilica, Italy.

Defination from the web:
basilica (derived from Greek, Basiliké Stoà, Royal Stoa, the tribunal of a king), was originally used to describe a Roman public ... Basilica Opimia, erected probably by the consul Lucius Opimius in 121 BC, at the same time that he restored the temple of Concord (Platner, Ashby ...