01 n. One of the subdivisions into which the Upper Cretaceous formation of Europe is divided.
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1.
One of the subdivisions into which the Upper Cretaceous formation of Europe is divided.(Geol.)
Entry
1 sense
Webster, 1913
Turonian
· Tu·ro·ni·an
· IPA /t(j)ʊˈɹoʊ.ni.ən/