Senonian

noun

Senonian

noun

UK /sɪˈnəʊ.ni.ən/ · US /səˈnoʊ.ni.ən/

Etymology Borrowed from French sénonien, which was borrowed from Latin Senonēs.

1

Geography, Geology, Natural sciences The final part of the Cretaceous epoch, comprising the Coniacian, Santonian, Campanian and possibly the Maastrichtian ages

Entry derived from the Wiktionary, under licence CC BY-SA 4.0 — list of authors.