se·ro·pos·i·tive adjective \-ˈpä-zə-tiv, -ˈpäz-tiv\
First Known Use of SEROPOSITIVE
se·ro·pos·i·tive adjective \-ˈpäz-ət-iv, -ˈpäz-tiv\ (Medical Dictionary)
: having or being a positive serum reaction especially in a test for the presence of an antibody <a seropositive donor>
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