1. equipped with or powered by a diesel engine
Usage: chiefly British spelling; American English typically uses 'dieselized'

1. past tense and past participle of 'dieselise': to convert (a vehicle or engine) to run on diesel fuel
Usage: chiefly British spelling; American English typically uses 'dieselize'

Examples

• The fleet was dieselised to reduce fuel costs.
• Modern buses are typically dieselised vehicles.
• The company dieselised its truck fleet in the 1990s.
• Older petrol engines were gradually dieselised across Europe.
• The new dieselised model offers better fuel efficiency.