investigational

[医]调查研究的

释义与例句

adj.
  1. 1.

    Of, or relating to investigating, or to an investigation.

  2. 2.

    of, or relating to an unapproved drug or chemical entity being studied.

    医学

    An expanded access protocol allows patients to benefit from an investigational drug prior to FDA approval.

词源

From investigation + -al.

来源：wiktionary