sinus ethmoidales
- noun
- /ˈsaɪnəs ˌɛθmɔɪˈdeɪlz/
- Specialized
- The sinus ethmoidales are located behind the bridge of the nose.
Examples
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Inflammation of the sinus ethmoidales can cause pain between the eyes and nasal congestion.
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The ethmoid bone contains several small air cells forming the sinus ethmoidales.
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A CT scan revealed infection in both the left and right sinus ethmoidales.
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In a CT scan, the sinus ethmoidales can be clearly seen.
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Inflammation of the sinus ethmoidales can cause pain between the eyes and nasal congestion.
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A CT scan revealed infection in both the left and right sinus ethmoidales.
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The ethmoid bone contains several small air cells forming the sinus ethmoidales.
Synonyms
An air-filled cavity in skull bones near the nose that connects to the inside of the nose
Air-filled spaces in the bones around the nose that connect to the inside of the nose
A small air space in the bone between the nose and eyes that opens into the nose
A small air-filled space in the bone between the nose and the eyes
Hollow spaces in the bones around the nose lined with a thin wet layer
An air space in the bones near the nose lined with mucus
Surface Forms
Morphology
sinus + ethmoidales
The compound is directly built from 'sinus' (air‑filled cavity) plus an adjectival/Latin form of 'ethmoid' (relating to the ethmoid bone), so its meaning 'sinuses of the ethmoid bone' is compositionally derivable. Although medical/Latin morphology makes the second element specialised and potentially unknown to B1 learners, the semantic relation is transparent and mirrors cognate forms in many languages.
Etymology
Sinus ethmoidales comes from Latin words: sinus meaning 'hollow' and ethmoidales from a word for 'sieve' because the ethmoid bone has many small holes. So the name shows the many small hollow air spaces in that sieve-like bone behind the nose, which is why it refers to the sinuses between the eyes.