I. | ̷ ̷ ̷ ̷ at multi- + adjective
Etymology: multi- + layer, n.
: having or relating to two or more layers of sensitive emulsion of differing color characteristics coated in superposition on a single support — used of a photographic material or process
II. ˈ ̷ ̷ ̷ ̷+ˌ- noun
Etymology: multi- + layer, n.
: a layer (as a polymolecular layer) built up of two or more layers and especially monolayers