isostatically


i·sos·ta·sy

I0256300 (ī-sŏs′tə-sē)n. Equilibrium in the earth's crust such that the forces tending to elevate landmasses balance the forces tending to depress landmasses.
[iso- + Greek stasis, a standstill; see stā- in Indo-European roots + -y.]
i′so·stat′ic (ī′sō-stăt′ĭk) adj.i′so·stat′i·cal·ly adv.

isostatically

(ˌaɪsəˈstætɪkəlɪ) advin an isostatic manner