In this subchapter:
(1) “Articles of impeachment” means the written accusation of the officer, drawn up and approved by the House of Representatives. The articles shall state with reasonable certainty the misdemeanors in office for which the officer is impeached, and, if there is more than one (1), the misdemeanors shall be stated separately and distinctly; and
(2) “Impeachment” means the prosecution, by the House of Representatives before the Senate, of the Governor or other civil officer for misdemeanor in office.