Meaning of Ordovician | Babel Free
Definitions
Of a geologic period within the Paleozoic era; comprises lower, middle and upper epochs from about 488 to 443 million years ago.
Equivalents
Examples
“Against the dark Ordovician gabbro, the black volcanic base⟳, Rhynie is a streak of technicolour.”
CEFR level
B2
Upper Intermediate
This word is part of the CEFR B2 vocabulary — upper intermediate level.
This word is part of the CEFR B2 vocabulary — upper intermediate level.
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