A sexually transmitted disease that causes an ulcer on the genitals is an example of syphilis.
Origin of syphilis
- New Latin from Syphilis, sive Morbus Gallicus “Syphilis, or the French Disease,” title of a poem by Girolamo Fracastoro (1478?–1553) from Syphilus the poem's protagonist
From American Heritage Dictionary of the English Language, 5th Edition
- Modern Latin, originally the title of a poem by Girolamo Fracastoro concerning "Syphilus", the supposed first sufferer of the disease.