Historic term for any of the several kinds of cutaneous and mucous membrane lesions of secondary and tertiary syphilis. SYN: syphiloderm, syphiloderma. [syphilis + -id (1)]
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syph·i·lid (sifґĭ-lid) one of the skin lesions of secondary syphilis, appearing six weeks to two years after infection in a series of crops lasting a few days to months. Mucous membrane lesions in this stage are clinically the most contagious lesions of the disease.Medical dictionary. 2011.