subcrustal

adjective

sub·​crust·​al ˌsəb-ˈkrə-stᵊl How to pronounce subcrustal (audio)
: situated or occurring below a crust and especially the crust of the earth

Word History

First Known Use

1884, in the meaning defined above

Time Traveler
The first known use of subcrustal was in 1884

Dictionary Entries Near subcrustal

subcrust

subcrustal

subcrystalline

See More Nearby Entries 

Cite this Entry

“Subcrustal.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/subcrustal. Accessed 30 Nov. 2024.

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