seroconˈvertv. (intransitive) to acquire such sensitivity.
ΚΠ
1969 Amer. Jrnl. Dis. Children118 331/1 Antibody was slower to appear, titers were lower, one of the animals failed to seroconvert, and SN antibody was not detected.
1977 Lancet 18 June 1314/2 Of these [patients],..1 sero~converted to positive anti-HB8.