deaerate

American  

[dee-air-eyt, -ey-uh-reyt] / diˈɛər eɪt, -ˈeɪ əˌreɪt /

Or de-aerate

verb (used with object)

deaerated, deaerating

1. to remove air or gas from.

2. to remove bubbles from (a liquid, as boiler feedwater), as by mechanical agitation in a vacuum or by heating at atmospheric pressure.

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Other Word Forms

• deaeration
  noun
• deaerator
  noun

Etymology

Origin of deaerate

First recorded in 1785–95; de- + aerate