sea arch

UK/ˈsiː ˌɑːt͡ʃ/Canada, US/ˈsi ˌɑɹt͡ʃ/Australia, New Zealand/ˈsiː ˌɐːt͡ʃ/Scotland/ˈsi ˌaɹt͡ʃ/

noun

An opening through a headland, leaving a bridge of rock over the water.

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Meanings

nounsea arch (plural sea arches)

plural sea arches

  1. geographyAn opening through a headland, leaving a bridge of rock over the water.
Cite this entry
APA

sea arch. (n.d.). In WatkinsX Dictionary. Retrieved November 4, 2026, from https://dictionary.watkinsx.com/word/sea%20arch

MLA

“sea arch.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/sea%20arch. Accessed November 4, 2026.

Chicago

WatkinsX Dictionary, s.v. “sea arch,” accessed November 4, 2026, https://dictionary.watkinsx.com/word/sea%20arch.

Source: sea arch on Wiktionary, CC BY-SA 4.0.