noun
engine displacement
Technical term for the total volume swept by all pistons in an internal combustion engine. Commonly used in vehicle specifications.
この車の排気量は2000ccです。
This car has a 2000cc engine displacement.
排気量が大きいほど、一般的にパワーがあります。
Generally, the larger the engine displacement, the more power it has.
馬力 (horsepower) measures engine output, whereas 排気量 measures engine size.
Compound of 排気 (exhaust) and 量 (amount, volume), referring to the volume of exhaust gas displaced by the engine.