Main Entry:

cy·to·meg·a·lo·vi·rus

Pronunciation:

\ˌsī-tə-ˌme-gə-lō-ˈvī-rəs\

Function:

noun

Etymology:

New Latin, from cytomegalia + -o- + virus

Date:

1963

: a herpesvirus (species Human herpesvirus 5 of the genus Cytomegalovirus) that causes cellular enlargement and formation of eosinophilic inclusion bodies especially in the nucleus and acts as an opportunistic infectious agent in immunosuppressed conditions (as AIDS)