noun: Initialism of high voltage. [Voltage that is higher than the standard or usual voltage, especially when considered to be dangerous.]
noun: Initialism of high velocity.
noun: Initialism of herpesvirus. [Any of the family Herpesviridae, double-stranded DNA viruses, many of which are responsible for diseases such as chickenpox, herpes simplex, and shingles, and others affecting animals.]
