1. removing air or gas from a liquid or substance
Usage: technical; present participle of deaerate

Examples

• The technician is deaerating the hydraulic fluid to prevent system damage.
• Deaerating the concrete mix improves its strength and durability.
• The water treatment plant uses special equipment for deaerating the boiler feedwater.
• Proper deaerating of the paint prevents bubbles from forming on the surface.
• The laboratory spent hours deaerating the sample before testing.
• Deaerating the oil removes dissolved gases that could cause corrosion.