hiatus maxillaris


max·il·lar·y hi·a·tus

[TA] the large opening into the maxillary sinus on the nasal surface of the maxilla. Synonym(s): hiatus maxillaris [TA]

hiatus maxillaris

The opening of the maxillary sinus into the nasal cavity, located on the nasal surface of the maxillary bone. See also: hiatus