a film of material only a few microns thick, deposited on a substrate, as in the technology for making integrated circuits.
Origin of thin film
First recorded in 1955–60
Related formsthin-film, adjective
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019
British Dictionary definitions for thin-film
(of an electronic component, device, or circuit) composed of one or more extremely thin layers of metal, semiconductor, etc, deposited on a ceramic or glass substratethin-film capacitor
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