transactivation

• a word derived from transactivate.
  transactivate

  verb (used with object)

  to activate the replication of (a viral gene) through the presence of a gene at another locus, especially following a viral infection.

More Suggestions

• transamination
• transpeptidation
• inactivation
• transaction
• transcription
• transliteration
• transmutation
• transpiration
• transrectification