'Subpoena ad testificandum' definitions:

Definition of 'subpoena ad testificandum'

(from WordNet)
noun
A writ issued by court authority to compel the attendance of a witness at a judicial proceeding; disobedience may be punishable as a contempt of court [syn: subpoena, subpoena ad testificandum]

Definition of 'Subpoena ad testificandum'

From: GCIDE
  • Subpoena \Sub*poe"na\, n. [NL., fr. L. sub under + poena punishment. See Pain.] (Law) A writ commanding the attendance in court, as a witness, of the person on whom it is served, under a penalty; the process by which a defendant in equity is commanded to appear and answer the plaintiff's bill. [Written also subpena.] [1913 Webster]
  • Subpoena ad testificandum. [NL.] A writ used to procure the attendance of a witness for the purpose of testifying.
  • Subpoena duces tecum. [NL.] A writ which requires a witness to attend and bring certain documents. [1913 Webster]