seismic moment

noun

A quantity used to determine the size of an earthquake. Calculated either from a seismogram, or from the measurement of the area affected and the displacement of the rocks.

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Meanings

nounseismic moment (plural seismic moments)

plural seismic moments

  1. geographyA quantity used to determine the size of an earthquake. Calculated either from a seismogram, or from the measurement of the area affected and the displacement of the rocks.
Cite this entry
APA

seismic moment. (n.d.). In WatkinsX Dictionary. Retrieved November 5, 2026, from https://dictionary.watkinsx.com/word/seismic%20moment

MLA

“seismic moment.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/seismic%20moment. Accessed November 5, 2026.

Chicago

WatkinsX Dictionary, s.v. “seismic moment,” accessed November 5, 2026, https://dictionary.watkinsx.com/word/seismic%20moment.

Source: seismic moment on Wiktionary, CC BY-SA 4.0.