Simply stated, Earth's plates are “floating” atop a thick semimolten mass called the mantle. Convection currents in the mantle move the plates around the surface of the globe.
Source: wiktionary
Semimolten
Synonyms for "semimolten"
Ranked by relevance and common usage.
Sample sentences
1 total sentences available.
Keep exploring
Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.