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Related to hiatus maxillaris: Semilunar hiatus
the large opening into the maxillary sinus on the nasal surface of the maxilla.
Synonym(s): hiatus maxillaris [TA]
Farlex Partner Medical Dictionary © Farlex 2012
The opening of the maxillary sinus into the nasal cavity, located on the nasal surface of the maxillary bone.
See also: hiatus
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