noun
1. foil made of tin or an alloy of tin and lead
• Syn: ↑tinfoil
• Hypernyms: ↑foil
• Substance Meronyms: ↑tin, ↑Sn, ↑atomic number 50
2. foil made of aluminum
• Syn: ↑aluminum foil, ↑aluminium foil
• Hypernyms: ↑foil
• Substance Meronyms: ↑aluminum, ↑aluminium, ↑Al, ↑atomic number 13
Useful english dictionary. 2012.