Phlegethonticus

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Phlegethonticus [CL Phlegethon, -ontis + -icus] , that pertains to the river Phlegethon, (in Christian context) hellish. 990 (12c) quo circumquaque parma vallati protectionis divinae virulentas Phlegethonticae atrocitatis valeamus combustiones evadere ac Leviathan luridi Theo protegente phalanges evincere CD 673.