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aer·a·tion

/eˈrāSH(ə)n/

noun
- 1. the introduction of air into a material: "raised beds improve the drainage and aeration of the soil"
Scrabble Points: 8
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More definitions, origin and scrabble points

Aeration
Process of circulating or mixing air with water
Aeration is the process by which air is circulated through, mixed with or dissolved in a liquid or other substances that act as a fluid. Aeration processes create additional surface area in the mixture, allowing greater chemical or suspension reactions. Wikipedia
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