слой означава в английски

layer [layers]▼(single thickness of some material covering a surface)
noun
[UK: ˈleɪə(r)] [US: ˈleɪər]

coating [coatings]▼(a thin outer layer)
noun
[UK: ˈkəʊt.ɪŋ] [US: ˈkoʊt.ɪŋ]

film [films]▼(thin layer)
noun
[UK: fɪlm] [US: ˈfɪlm]

lamina [laminae]▼(thin layer of material)
noun
[UK: ˈlæ.mə.nə] [US: ˈlæ.mə.nə]

sheet [sheets]▼(expanse of material on a surface)
noun
[UK: ʃiːt] [US: ˈʃiːt]

stratum [strata]▼(one of several parallel horizontal layers of material arranged one on top of another)
noun
[UK: ˈstrɑː.təm] [US: ˈstræ.təm]