noun
A mechanical device that stores rotational energy; used in engines and machinery.
エンジンの弾み車が回転を滑らかにする。
The engine's flywheel smooths out the rotation.
Abbreviated kanji form; less common and may be ambiguous.
Alternate kanji using 勢 (force, momentum); rarely used.
Mixed kanji-kana form; very rare.
Compound of 弾み (momentum, impetus) and 車 (wheel).