Substrate

Look up substrate in Wiktionary, the free dictionary.

Substrate may mean:

• Substrate (aquarium), the material used in the bottom of an aquarium
• 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 catalytic material upon which chemical species react
• 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

Substrate may also refer to:

• Wafer (electronics), material upon which semiconductor devices are fabricated
• Printed circuit board (electronics), or the electrically insulating portion of a PCB structure
• Substratum, 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

For the concept of the Universal substrate in philosophy, see monism.

See also

• Reagent
• Reactant

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