1. (verb) expose to fresh air

• air
• air out

2. (verb) aerate (sewage) so as to favor the growth of organisms that decompose organic matter

• activate

3. (verb) impregnate, combine, or supply with oxygen

• oxygenate
• oxygenise
• oxygenize

1. (verb) expose to fresh air

• expose

2. (verb) aerate (sewage) so as to favor the growth of organisms that decompose organic matter

• alter
• change
• modify

3. (verb) impregnate, combine, or supply with oxygen

• process
• treat

1. (verb) expose to fresh air

• aeration
• air

2. (verb) aerate (sewage) so as to favor the growth of organisms that decompose organic matter

• activation
• aerator
• air

3. (verb) impregnate, combine, or supply with oxygen

• aeration
• atomic number 8
• atomic number 8
• o
• o
• oxygen
• oxygen
• oxygenation