The folds of skin that form part of the female external genitalia.
Direct from Latin 'labia' meaning 'lips', plural of 'labium'. Romans used this anatomical term clinically; it later became the standard medical terminology in English.
The Latin word 'labia' just means 'lips'—and doctors used this exact word because the anatomy genuinely resembles lip structure! It's a perfectly accurate anatomical term that scientists have used for over 2,000 years.
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