"motorizing" in the verb sense
1. motorize
equip with a motor vehicle
"The police around here are not motorized and patrol the streets on horseback"
2. motorize
equip with a motor
"motorized scooters are now the rage"
3. mechanize, mechanise, motorize, motorise
equip with armed and armored motor vehicles
"mechanize armies"
Source: WordNet® (An amazing lexical database of English)
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