noun Date: circa 1890 the first stage of syphilis that is marked by the development of a chancre and the spread of the causative spirochete in the tissues of the body
PRIMARY SYPHILIS
Meaning of PRIMARY SYPHILIS in English
Merriam Webster. Explanatory English dictionary Merriam Webster. Толковый словарь английского языка Мерриам-Уэбстер. 2012