D defs.my
Entry 3 senses Webster, 1913

Motorize

/(mō"tẽr*īz)/ · Mo·tor·ize · IPA /ˈmoʊtɚaɪz/
01 v. t. To substitute motor-driven vehicles, or automobiles, for the horses and horse-drawn vehicles of (a fire department, city, etc.).
  1. 1.
    To substitute motor-driven vehicles, or automobiles, for the horses and horse-drawn vehicles of (a fire department, city, etc.).[archaic]
  2. 2.
    to equip (a piece of machinery) with a motor.
  3. 3.
    to provide with automobiles or other motor vehicles; as, a motorized army division.
Syn. mechanize.