CRETACEOUS a.
an old name for carbonic acid. -- Cretaceous formation (Geol.), the series of strata of various kinds, including beds of chalk, green sand, etc., formed in the Cretaceous period; -- called also the chalk formation. See the Diagram under Geology. -- Cretaceous period (Geol.), the time in the latter part of the Mesozo…
CROSS n.
A gibbet, cosisting of two pieces of timber placed transversely upon one another, in various forms, as a T, or +, with the horizontal piece below the upper end of the upright, or as an X. It was anciently used in the execution of criminals. Nailed to the cross By his own nation. Milton.