subpoena ad tes·ti·fi·can·dum /-ˌad-ˌtes-tə-fə-'kan-dəm, -ˌäd-ˌtes-tē-fē-'kän-ˌdu̇m/: a subpoena that commands a witness to appear and give testimony
Merriam-Webster’s Dictionary of Law. Merriam-Webster. 1996.
Merriam-Webster’s Dictionary of Law. Merriam-Webster. 1996.