Ancient Indo-European peoples who inhabited much of Europe and parts of Asia Minor from the 2nd millennium BCE, known for their distinctive culture, art, and languages.
From Greek 'Keltoi', the name used by ancient Greek writers to refer to these peoples. The word entered Latin as 'Celtae' and eventually into modern languages. The exact meaning of the original Greek term is uncertain but may relate to 'hidden' or 'concealed'.
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