frontal sinuses

A form of frontal sinus — A paranasal sinus situated behind the superciliary arches.

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Meanings

noun
  1. pluralplural of frontal sinus
Cite this entry
APA

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

MLA

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

Chicago

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

Source: frontal sinuses on Wiktionary, CC BY-SA 4.0.