noun
: a very thin layer of a substance on a supporting material ; especially : a coating (as of a semiconductor) that is deposited in a layer one atom or one molecule thick
noun
: a very thin layer of a substance on a supporting material ; especially : a coating (as of a semiconductor) that is deposited in a layer one atom or one molecule thick
Webster's New International English Dictionary. Новый международный словарь английского языка Webster. 2012