verb (used with object), die·sel·ized, die·sel·iz·ing.
- to equip with diesel machinery.
verb (used without object), die·sel·ized, die·sel·iz·ing.
- to become equipped with diesel machinery or vehicles, as a railroad.
verb (used with object), die·sel·ized, die·sel·iz·ing.
verb (used without object), die·sel·ized, die·sel·iz·ing.