paranasal sinus

noun

Any of a number of air-filled spaces, or sinuses, within the bones of the skull and face.

Similar
parasinussinus paranasalissinus paranasalesnasal sinus
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Meanings

nounparanasal sinus (plural paranasal sinuses)

plural paranasal sinuses

  1. anatomyAny of a number of air-filled spaces, or sinuses, within the bones of the skull and face.

    Synonyms: parasinus, sinus paranasalis

Synonyms & antonyms

nounAny of a number of air-filled spaces, or sinuses, within the bones of the skull and face.

Similar
parasinussinus paranasalis

More synonyms by meaning

nounany of the paired sinuses in the bones of the face adjacent to the nasal cavity that are lined with mucous membrane that is continuous with the lining of the nasal cavities

Similar
sinus paranasalesnasal sinus
Broader
sinus

Synonym sets from Open English WordNet, CC BY 4.0.

Translations

Chinese Mandarin 鼻竇 /鼻窦, 鼻旁竇 /鼻旁窦
  • 鼻竇 /鼻窦 (bídòu)one of air-filled spaces, or sinuses
  • 鼻旁竇 /鼻旁窦 (bípángdòu)one of air-filled spaces, or sinuses
Czech paranazální dutina, paranasální dutina
  • paranazální dutinaone of air-filled spaces, or sinuses
  • paranasální dutinaone of air-filled spaces, or sinuses
  • vedlejší dutinaone of air-filled spaces, or sinuses
  • vedlejší dutina nosníone of air-filled spaces, or sinuses
Dutch neusbijholte, bijholte
  • neusbijholteone of air-filled spaces, or sinuses
  • bijholteone of air-filled spaces, or sinuses
Finnish nenän sivuontelo
  • nenän sivuonteloone of air-filled spaces, or sinuses
French sinus paranasal
  • sinus paranasalone of air-filled spaces, or sinuses
German Nasennebenhöhle
  • Nasennebenhöhleone of air-filled spaces, or sinuses
Hungarian orrmelléküreg
  • orrmelléküregone of air-filled spaces, or sinuses
Italian seno paranasale
  • seno paranasaleone of air-filled spaces, or sinuses
Māori pakohu ihu
  • pakohu ihuone of air-filled spaces, or sinuses
Polish zatoka przynosowa
  • zatoka przynosowaone of air-filled spaces, or sinuses
Russian па́зуха но́са
  • па́зуха но́са (pázuxa nósa)one of air-filled spaces, or sinuses
Swedish bihåla
  • bihålaone of air-filled spaces, or sinuses
Ukrainian па́зухи но́са
  • па́зухи но́са (pázuxy nósa)one of air-filled spaces, or sinuses
Cite this entry
APA

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

MLA

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

Chicago

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

Source: paranasal sinus on Wiktionary, CC BY-SA 4.0.