Wiktionary
superstrate
n. 1 A layer or stratum adjacent and parallel to another. 2 (context physics English) The sudden increase in the electrical conductivity of some metals as their temperature falls to near absolute zero. 3 (context photovoltaics English) The covering on the sunny side of a photovoltaic (PV) http://en.wikipedi
org/wiki/photovoltaic%20module, providing protection for the PV materials from impact and environmental degradation while allowing maximum transmission of the appropiate wavelengths of the solar spectrum. 4 (context linguistics English) (alternative form of superstratum English) v
To arrange in parallel layers or strata.