- of or relating to a series of rocks formed in the late Triassic period
- the Rhaetic the Rhaetic series
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
Examples from the Web for rhaetic
The Trias proper is represented by truly marine deposits, while the Rhaetic beds contain plant remains.
Microlestes is a Rhaetic genus, known from rocks in Germany and England; but it is entirely based upon molar teeth.The Cambridge Natural History, Vol X., Mammalia
Frank Evers Beddard
Elsewhere the plants generally indicate a higher horizon and are considered to correspond with the Rhaetic of Europe.
Contemporaneous volcanic rocks are associated with the Ordovician beds and with the Rhaetic sandstones in several places.
The Rhaetic beds which follow the Keuper mark the incoming of the sea and introduce the fossiliferous Liassic deposits.