a, e, f, l, n, c, h, m, r, i are letters that make 'machine rifle'
machine, mac, rifle, chin, hi, MA, Chin, ma, Mach, AC, chi, hin, RI, mA, in, chine, FL, HI, IN, NE, LE, Ac, In, Ne are words within 'machine rifle'
1 possible definitions for 'machine rifle'
Under this definition, machine rifle is a noun and has the following properties:
automatic rifle, automatic have the same meaning as 'machine rifle'
'machine rifle' can be a type of automatic firearm, automatic gun, automatic weapon, machine gun.
assault rifle, assault gun, Browning automatic rifle, BAR are types of 'machine rifle'.
automatic is a derivative of machine rifle.