focal depth

noun

The depth below the Earth's surface of the hypocentre of an earthquake.

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Meanings

nounfocal depth (plural focal depths)

plural focal depths

  1. geographyThe depth below the Earth's surface of the hypocentre of an earthquake.
  2. engineeringThe field of view of a camera that is in sharp focus.
Cite this entry
APA

focal depth. (n.d.). In WatkinsX Dictionary. Retrieved November 3, 2026, from https://dictionary.watkinsx.com/word/focal%20depth

MLA

“focal depth.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/focal%20depth. Accessed November 3, 2026.

Chicago

WatkinsX Dictionary, s.v. “focal depth,” accessed November 3, 2026, https://dictionary.watkinsx.com/word/focal%20depth.

Source: focal depth on Wiktionary, CC BY-SA 4.0.