#antediluvian

• Antediluvian — Existing or occurring before the biblical flood; antediluvian. In a geological sense, it refers to archaic periods prior to major aquatic or glacial cataclysms; in current language, the term is used almost exclusively in a figurative or ironic way to describe an object, an idea, or a mentality that is extremely old, old-fashioned, primitive, or outdated by modern realities.
• Antediluvian — Originating or dating from the period before the biblical flood; antedeluvian. In a strict geological sense, the term refers to archaic epochs characterized by different climatic structures; in everyday language, it is used figuratively, pejoratively, or ironically to describe an extremely old, primitive mentality, object, technology, or idea completely outdated by the evolution of modern society.
• Antediluvianism — A current of opinion, theological perspective, or early historical doctrine that analyzes and interprets the state of the world, human society, and nature in the period prior to the Biblical Flood. In a broad cultural or figurative sense, the term describes a rigid attachment to extremely archaic, retrograde, and totally anachronistic ideas, mentalities, customs, or administrative structures.
• Antediluvian — Belonging to the period before the biblical flood; by extension, of extreme age, primitive, completely outdated, or anachronistic. In current language, the term is often used with an ironic or hyperbolic nuance to describe structural objects, ideas, technologies, or mindsets that seem to belong to a long-bygone era.