semimolten

adj

adj

Etymology From semi- + molten.

Partly or somewhat molten.

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.2015, Joyce A. Quinn, Susan L. Woodward, “Introduction”, in Earth's Landscape: An Encyclopedia of the World's Geographic Features, volumes I: A–L, Santa Barbara, CA: ABC-CLIO, →ISBN, page xxxv:

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