Any system of multiple layers, especially of multiple monolayers(noun)
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Use "multilayer" in a sentence
"The way to drive lower storage costs for solid state drives is through what's called multilayer cell or MLC flash."
"Dr. Baselt looked specifically at a type of GMR called multilayer GMR in which the resistance of two thin antiferromagnetically exchange-coupled layers, separated by a thin non-magnetic conducting layer, can be altered by changing the moments of the ferromagnetic layers from anti-parallel to parallel."
"Competition from other types of capacitors such as multilayer ceramic capacitors and the ongoing shift of electronic component production to Asia regions will restrict tantalum demand."