nationwide
US /ˌneɪ.ʃənˈwaɪd/
UK /ˌneɪ.ʃənˈwaɪd/

1.
extending or reaching throughout a whole nation
:
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The company launched a nationwide advertising campaign.
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There was a nationwide protest against the new policy.
1.
throughout the whole nation
:
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The news spread nationwide.
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The product is now available nationwide.