siberian
US /saɪˈbɪr.i.ən/
UK /saɪˈbɪr.i.ən/

1.
relating to Siberia or its people or languages
:
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The Siberian climate is extremely cold.
•
She is studying Siberian languages.
1.
a native or inhabitant of Siberia
:
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Many Siberians are resilient to cold weather.
•
He met a friendly Siberian during his travels.