Pronunciation: (sī"tō-meg"u-lō-vī'rus), [key]
a common virus of the herpesvirus family, usually harmless or causing mild colds but capable of producing severe systemic damage in infected newborns and immunosuppressed persons. Abbr.: CMV
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.