antediluvial
/ˌæntidɪˈluːviəl/
adjective
- Relating to the time before the biblical Flood; very ancient or old-fashioned.
- The old house had an antediluvial heating system that barely worked.
- The museum displayed antediluvial artifacts from the earliest human settlements.
- His antediluvial views on education surprised his modern colleagues.
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