Substrate

Substrate may refer to:

• Substrate (building), Natural stone, masonry surface, ceramic and porcelain tiles
• Substrate (aquarium), the material used in the bottom of an aquarium
• Substrate (vivarium), the material used in the bottom of a vivarium or terrarium
• Substrate (biochemistry), a molecule that is acted upon by an enzyme
• Substrate (materials science), the material on which a process is conducted
• Substrate (biology), the natural environment in which an organism lives, or the surface or medium on which an organism grows or is attached
• Substrate (chemistry), the reactant which is consumed during a catalytic or enzymatic reaction
• Substrate (marine biology), the earthy material that exists in the bottom of a marine habitat, like dirt, rocks, sand, or gravel
• Substrate (printing), the base material that images will be printed onto
• The stratum on which another geologic stratum lies