- a. Of or pertaining to a division of the Silurian formation, corresponding in general to the Lower Silurian of most authors, exclusive of the Cambrian.
- n. The Ordovician formation.
Dictionary Stats for "ordovician"Position in dictionary: 68428 of 111710 words.
Word Types: a., n.,
Words that start with ordovician: 1
Words that end with ordovician: 1
Words that contain ordovician: 1
Next words in dictionary: ordure, ordurous, ore, oread, oreades
Previous words in dictionary: ordovian, ordonnant, ordonnance, ordnance, ordinator