shadow zone

noun

An area of the Earth's surface where seismographs cannot detect direct P-waves or S-waves from an earthquake.

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Meanings

nounshadow zone (plural shadow zones)

plural shadow zones · alternative shadowzone

  1. geographyAn area of the Earth's surface where seismographs cannot detect direct P-waves or S-waves from an earthquake.
Cite this entry
APA

shadow zone. (n.d.). In WatkinsX Dictionary. Retrieved November 2, 2026, from https://dictionary.watkinsx.com/word/shadow%20zone

MLA

“shadow zone.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/shadow%20zone. Accessed November 2, 2026.

Chicago

WatkinsX Dictionary, s.v. “shadow zone,” accessed November 2, 2026, https://dictionary.watkinsx.com/word/shadow%20zone.

Source: shadow zone on Wiktionary, CC BY-SA 4.0.