megaseism

noun
mega·​seism | \ ˈmegəˌsīzəm sometimes -sez- or -sāz- or -sēz- \

Definition of megaseism

: a violent earthquake

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Other Words from megaseism

megaseismic \ ¦⸗⸗¦sī|zmik also |sm-​ sometimes -​¦se| or -​¦sā| or -​¦sē| \ adjective

History and Etymology for megaseism

International Scientific Vocabulary mega- + seism

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Cite this Entry

“Megaseism.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/megaseism. Accessed 25 Oct. 2021.

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