Cone-in-cone

1 definition found

From The Collaborative International Dictionary of English v.0.48 [gcide]:

  Cone-in-cone \Cone"-in-cone"\, a. (Geol.)
     Consisting of a series of parallel cones, each made up of
     many concentric cones closely packed together; -- said of a
     kind of structure sometimes observed in sedimentary rocks.
     [1913 Webster]