geographical name
Ba·​sel | \ ˈbä-zəl How to pronounce Basel (audio) \
variants: or French Bâle or older Basle \ ˈbäl How to pronounce Basle (audio) \

Definition of Basel

1 former canton of northwestern Switzerland, now divided into two half cantons: Ba*sel-Land \ ˈbä-​zəl-​ˌlänt How to pronounce Basel (audio) \ (capital Liestal area 165 square miles, or 429 square kilometers; population 261,400) and Ba*sel-Stadt \ ˈbä-​zəl-​ˌshtät How to pronounce Basel (audio) \ (capital Basel area 14 square miles, or 36 square kilometers; population 186,700)
2 city in northwestern Switzerland; capital of Basel-Stadt population 164,850

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“Basel.” The Dictionary, Merriam-Webster Inc., Accessed 8 December 2019.

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to constrict the range or activity of

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