a common venereal disease caused by the treponema pallidum spirochete; symptoms change through progressive stages; can be congenital (transmitted through the placenta)
using (or as if using) mechanisms or tools or devices; "a mechanical process"; "his smile was very mechanical"; "a mechanical toy"
relating to or governed by or in accordance with mechanics; "a belief that the universe is a mechanical contrivance"; "the mechanical pressure of a strong wind"
relating to or concerned with machinery or tools; "mechanical arts"; "mechanical design"; "mechanical skills"