Meaning & use
antediluvian
Extremely old-fashioned or outdated, or literally belonging to the time before the biblical flood.
See it in a sentence
My grandfather still refuses to replace his antediluvian rotary telephone.
The professor joked that the department's antediluvian computers predated the internet itself.
A note on using this word
Almost always used humorously or with mild exaggeration to mock something hopelessly out of date.
Words with a similar meaning
archaicancient
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Words with an opposite meaning
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