sérum znamená v angličtina

serum [sera]▼(yellowish fluid obtained from blood)
noun
[UK: ˈsɪə.rəm] [US: ˈsɪ.rəm]

antiserum [antiserums]▼(serum containing antibodies)
noun
[UK: ˌantɪsˈerəm] [US: ˌæntɪsˈerəm]