Definitions
An underlying surface, layer, or material on which something rests or grows.
Used in a sentence
“The substrate of an aquarium can affect the water's acidity.”
“Stream substrate affects fish longevity.”
“The rock surface of a rockpool is the substrate for a sessile organism such as a limpet.”
Source: Wiktionary, CC BY-SA 4.0
Used as a crossword answer1 curated clues
01“Underlying layer”9 letters
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