In this chapter, unless a contrary intention appears:
(a) ''corporation'' shall mean a corporation to which, under section three, this chapter applies; and
(b) ''articles of organization'' of a corporation shall mean its articles of organization, including any special act of incorporation, as from time to time amended by any of the following amendments:
(1) a certificate of a vote adopting the provisions of this chapter filed pursuant to section five;
(2) a certificate of a vote establishing a series filed pursuant to section twenty-six;
(3) articles of amendment filed pursuant to section seventy-two or section seventy-three;
(4) restated articles of organization filed pursuant to section seventy-four;
(5) articles of consolidation or merger filed pursuant to section seventy-eight, section seventy-nine, section eighty-two or section eighty-three;
(6) articles of dissolution filed pursuant to section one hundred; and
(7) a certificate as to the revival of a corporation filed pursuant to section one hundred and eight.