We don't have synonyms for herpesviruses yet — it may be a rare, specialized, newly coined, or misspelled word. The closest thesaurus entries we have are herpesvirus.
(n) :
(virology) 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.
(n) :
(virology) 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.