Thermokarst

//ˌθɜː(ɹ).mʊəˈkɑː(ɹ)st// noun

noun ·Rare ·Advanced level

Definitions

Noun
  1. 1
    A region similar in appearance to karst topography, characterized by an irregular land surface, with bogs, pits, and other depressions, formed in areas of permafrost due to ice melting.

Etymology

From thermo- + karst.

Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.