| 单词 |
Cenomanian |
| 释义 |
Cenomanian, a. Geol.|siːnəʊˈmeɪnɪən, sɛn-| [ad. F. cénomanien, f. med.L. Cenomania, now Le Mans, France, f. L. Cenomani, an ancient Gallic tribe of northern Italy: see -ian.] Designating a subdivision of the Upper Cretaceous period, corresponding to the Lower Chalk and Upper Greensand of British geologists; of flora, etc., belonging to or found in these strata.
1882Geikie Text-bk. Geol. 829 The Cenomanian formation consists in Hanover of earthy limestones and marls. 1902Encycl. Brit. XXXI. 434/2 The Cenomanian flora of central Europe. 1914Brit. Mus. Return 206 The Cenomanian Chalk Marl of Cambridge. 1960L. D. Stamp Britain's Struct. & Scenery (ed. 5) xii. 138 A great marine transgression..referred to as the ‘Cenomanian Transgression’. |
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