noun
elastic rubber; gum elastic
Technical or descriptive term for rubber with high elasticity; less common in everyday conversation than ゴム alone.
この素材は弾性ゴムでできているので、よく伸びます。
This material is made of elastic rubber, so it stretches well.
General term for rubber; 弾性ゴム specifically emphasizes elasticity, often in technical contexts.
Compound of 弾性 (elasticity) and ゴム (rubber, from Dutch 'gom').