triangular fossa
noun
: a shallow depression in the anterior part of the top of the ear's auricle between the two crura into which the antihelix divides
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“Triangular fossa.” Merriam-Webster.com Medical Dictionary, Merriam-Webster, https://www.merriam-webster.com/medical/triangular%20fossa. Accessed 16 Dec. 2024.
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