Section 1. The following words as used in this chapter, unless the context otherwise requires, shall have the following meanings:
"Board of aldermen'' or "selectmen'' includes the board or other authority exercising the powers of a board of aldermen or of selectmen; but nothing herein shall be construed as affecting the veto power of a mayor of any city.
[ Definition of "Department'' effective until April 10, 2007. For text effective April 10, 2007, see below.]
"Department'', the department of telecommunications and energy.
[ Definition of "Department'' as amended by 2007, 19, Sec. 32 effective April 10, 2007. See 2007, 19, Sec. 54. For text effective until April 10, 2007, see above.]
"Department'', the department of public utilities.
"Public way'', any way laid out by public authority.
"Railroad'', a railroad or railway of the class usually operated by steam power.
"Railroad corporation'', the corporation which lays out, constructs, maintains or operates a railroad of the class usually operated by steam power.
"Railroads and railways'', all railroads and railways except tramways in mines and marine railways.