- a condition in which there is equal pressure on every side
- Geol. approximate equilibrium in large, equal areas of the earth's crust, preserved by the action of gravity upon the different substances in the crust in proportion to their densities
Origin of isostasyfrom iso- + Classical Greek stasis, a standing still: see stasis
Origin of isostasyiso- Greek stasis a standstill ; see stā- in Indo-European roots. -y 2
From iso- + Ancient Greek στάσις (stasis, “a standing”).