substrate
//ˈsʌb.streɪt//
Noun
substrateSingular
substratesPlural
1
An underlying substance or layer on which something is deposited or grows, especially in biology or chemistry.
The bacteria grew on a nutrient-rich substrate in the laboratory.
2
A surface or material on which an organism lives and grows, or to which it is attached.
Coral larvae need a suitable substrate to attach to and grow.
3
In biochemistry, a molecule upon which an enzyme acts to produce a product.
The enzyme binds to its substrate to catalyze the chemical reaction.
4
A base material or foundation upon which other materials are applied or built.
The paint adheres better when applied to a clean substrate.