Substrate may refer to:
Physical layers
Substrate (biology), the natural environment in which an organism lives, or the surface or medium on which an organism grows or is attached Substrate (vivarium), the material used in the bottom of a vivarium or terrarium Substrate (aquarium), the material used in the bottom of an aquarium Substrate (building), natural stone, masonry surface, ceramic and porcelain tiles Substrate (chemistry), the reactant which is consumed during a catalytic or enzymatic reaction Substrate (materials science), the material on which a process is conducted Substrate (printing), the base material that images will be printed onto Printed circuit board (PCB), or more specifically, the electrically insulating portion of a PCB structure, such as fiberglass bound together with epoxy cement Substrate (geology), a stratum on which another geologic stratum lies Wafer (electronics), sometimes called a substrate for deposition or growth processes
Other uses Substratum (linguistics), in linguistics, a language that influences but is supplanted by a second language Neural substrate, in neuroscience, the set of brain structures that underlies a specific behavior or psychological state Substrate (blockchain framework) is a framework for developing blockchains on the Polkadot network
See also Substrata (disambiguation) Monism, for the concept of the universal substrate in philosophy Reagent Reactant Subjectile Superstrate