adjective
- extremely old or old-fashioned; outdated
- belonging to the time before the biblical flood
Usage: biblical; historical
noun
- a very old or old-fashioned person
Examples
- His antediluvian computer finally broke down after twenty years.
- The professor’s teaching methods seemed antediluvian to his students.
- She refused to use the antediluvian filing system at work.
- The museum displayed antediluvian artifacts from ancient civilizations.
- My grandfather is such an antediluvian when it comes to technology.
- The company’s antediluvian policies needed urgent updating.
- He felt like an antediluvian among all the young employees.