As used in this subchapter, unless the context otherwise indicates, the following terms have the following meanings.
1. Derivative proceeding. "Derivative proceeding" means a civil suit in the right of a domestic corporation or, to the extent provided in section 758, in the right of a foreign corporation.
2. Shareholder. "Shareholder" includes a beneficial owner whose shares are held in a voting trust or held by a nominee on the beneficial owner's behalf.