• synonyms


[ tin-foil ]
/ ˈtɪnˌfɔɪl /


tin, or an alloy of tin and lead, in the form of a thin sheet, much used as a wrapping for drugs, foods, tobacco, etc.

Nearby words

tinea sycosis, tinea unguium, tinea versicolor, tineid, tinel's sign, tinfoil, ting, ting ling, ting-a-ling, tinge, tinged

Origin of tinfoil

First recorded in 1425–75, tinfoil is from the late Middle English word tynfoile. See tin, foil2
Also called, British, silver paper. Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for tinfoil

British Dictionary definitions for tinfoil


/ (ˈtɪnˌfɔɪl) /


thin foil made of tin or an alloy of tin and lead
thin foil made of aluminium; used for wrapping foodstuffs
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Word Origin and History for tinfoil



late 15c., from tin (n.) + foil (n.).

Online Etymology Dictionary, © 2010 Douglas Harper