film

https://doi.org/10.1351/goldbook.F02366
A generic term referring to condensed matter restricted in one dimension.
Source:
PAC, 1994, 66, 1667. 'Thin films including layers: terminology in relation to their preparation and characterization (IUPAC Recommendations 1994)' on page 1671 (https://doi.org/10.1351/pac199466081667)