cone-in-cone
a. (மண்.) பாறைகள் வகையில் கூம்பினுள் கூம்பாய் அமைந்துள்ள.
Cone"-in-cone", a. (Geol.) Defn: 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.