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cryptozoic

cryp·to·zo·ic

cryptozoic

 
pronunciation:
krIp t zo ihk
parts of speech:
adjective, noun
part of speech: adjective
definition 1: (cap.) of or pertaining to Precambrian rock strata yielding few and very primitive fossils.
definition 2: in zoology, living in well-concealed places; secluded; hidden.
similar words:
cryptic
 
part of speech: noun
definition: (cap.) any of certain Precambrian rock strata yielding few and very primitive fossils.