air entrainment

noun

Definition of air entrainment 

: the incorporation in concrete or mortar of minute air bubbles (as by addition of soap or grease) to increase resilience and resistance to wear and weathering

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Other Words from air entrainment

air-entrained adjective
Air-entrained concrete is generally easier to work with and can be used even if not specifically called for in the plans and specifications. — Gil L. Taylor, Construction Codes and Inspection Handbook, 2006

First Known Use of air entrainment

1949, in the meaning defined above

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The first known use of air entrainment was in 1949

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