die‧sel /ˈdiːz
əl/
noun[
Date: 1800-1900;
Origin: Rudolph Diesel (1858-1913), German engineer who invented the engine]
1. [uncountable] a type of heavy oil used instead of petrol in engines, especially in trucks, buses, and trains:
a 1.9 litre diesel enginediesel car/truck etc2. [countable] informal a vehicle that uses diesel
[TahlilGaran] Dictionary of Contemporary English ▲