Definición de substrate en inglés:

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Pronunciación: /ˈsəbˌstrāt/


1A substance or layer that underlies something, or on which some process occurs, in particular.
Oraciones de ejemplo
  • Where volcanic material has been extruded on to a soft substrate, the rate of erosion of the substrate can exceed that of the lava flow.
  • Also, special designs of roadbed through wetlands in permafrost terrain are required to protect the thermal regime in the underlying substrates.
  • Cameron found Vermiforichnus clarkei in many substrates from Ordovician to Holocene ages.
1.1The surface or material on or from which an organism lives, grows, or obtains its nourishment.
Oraciones de ejemplo
  • The premature growth arrest of breast and skin epithelial cells grown on plastic substrates may be due to an inadequate culture environment.
  • In the first type, plants grow on a soil substrate that has a relatively high chance of being covered with leaf litter.
  • A lichen may absorb certain mineral nutrients from any of these substrates on which it grows, but is generally self-reliant in feeding itself through photosynthesis in the algal cells.
1.2The substance on which an enzyme acts.
Oraciones de ejemplo
  • Another approach would be to increase the cellular level of enzyme substrates such as ascorbic acid (vitamin C).
  • Enzymes that act on substrates such as polypeptides, nucleic acids, oligosaccharides, or lipid membranes often interact with more than one substrate molecule.
  • Type O is a nonfunctional allele, because it does not recognize the enzyme substrate.
1.3A material that provides the surface on which something is deposited or inscribed, for example the silicon wafer used to manufacture integrated circuits.
Oraciones de ejemplo
  • Only on very smooth substrates like polished silicon wafers, can the thickness of deposited wax layers be measured exactly.
  • A trench is etched in a surface of the integrated circuit substrate such that a tip is formed.
  • A liquid-crystal panel comprises a pair of transparent glass substrates each being provided with an electrode.


Early 19th century: anglicized form of substratum.

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División en sílabas: sub·strate

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