D defs.my
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Entry 2 senses · 2 variants Webster, 1913

Neocomian

· Ne·o·co·mi·an · IPA
01 n. A term applied to the lowest deposits of the Cretaceous or chalk formation of Europe, being the lower greensand.
  1. 1.
    A term applied to the lowest deposits of the Cretaceous or chalk formation of Europe, being the lower greensand.(Geol.)
02 a. Of or pertaining to the lower greensand.
  1. 1.
    Of or pertaining to the lower greensand.(Geol.)