pterygomaxillary fissure

noun

Medical Definition of pterygomaxillary fissure

: a vertical gap between the lateral pterygoid plate of the pterygoid process and the maxilla that descends at right angles to the medial end of the inferior orbital fissure and gives passage to part of the maxillary artery and vein

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Cite this Entry

“Pterygomaxillary fissure.” Merriam-Webster.com Medical Dictionary, Merriam-Webster, https://www.merriam-webster.com/medical/pterygomaxillary%20fissure. Accessed 26 Jan. 2022.

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