What's the difference between pretorial and pretorian?

Pretorial

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Definition:

• (a.) Pretorian.

Example Sentences:

Pretorian

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Definition:

• (a.) Of or pertaining to a pretor or magistrate; judicial; exercised by, or belonging to, a pretor; as, pretorian power or authority.
• (n.) A soldier of the pretorian guard.

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