Not marked with or bearing a date; timeless or eternal in such a way that it doesn't seem to belong to any particular period.
From 'date' plus the privative suffix '-less' (meaning without). This Old English-influenced formation means something that lacks a date or transcends dating.
Great literature is often praised as dateless—Shakespeare's exploration of jealousy in Othello feels just as powerful today as 400 years ago, untethered from its historical moment.
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