Associations to the word «Ordovician»
Noun
- Margin
- Symposium
- Sponge
- Deposition
- Crater
- Correlation
- Diversity
- Arc
- Knob
- Kazakhstan
- Sahara
- Reef
- Sequence
- Erosion
- Shelf
- Fault
- Isotope
- Newfoundland
- Bohemia
- Morocco
- Organism
- Mollusk
- Belonging
- Quarry
- Layer
- Stage
- Czech
- Biodiversity
- North
- Evolution
- Fell
- Thickness
- Dioxide
- Glacier
- Hemisphere
- Climate
- Zone
- Latitude
- Specimen
- Ridge
- End
- Tasmania
- Quebec
- Succession
- Skeleton
- Reservoir
- Thrust
- Abundance
- Cave
- Interval
- Plate
- Mid
Adjective
Wiktionary
ORDOVICIAN, adjective. (geology) Of a geologic period within the Paleozoic era; comprises lower, middle and upper epochs from about 488 to 443 million years ago.
ORDOVICIAN, proper noun. (geology) The Ordovician period.
Dictionary definition
ORDOVICIAN, noun. From 500 million to 425 million years ago; conodonts and ostracods and algae and seaweeds.
Wise words
The most important things are the hardest things to say.
They are the things you get ashamed of because words
diminish your feelings - words shrink things that seem
timeless when they are in your head to no more than living
size when they are brought out.