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McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.
Admixture to mortar or concrete to increase its workability.
Illustrated Dictionary of Architecture Copyright © 2012, 2002, 1998 by The McGraw-Hill Companies, Inc. All rights reserved
An admixture used with concrete or mortar mix to make it workable with relatively little water.
1. An additive that increases plasticity of a cement paste, mortar, or concrete mixture.
2. An additive in a paint formulation to soften the film, thus giving it better flexibility, chip resistance, and formability.
3. A chemical agent added to a plastic composition to improve its flow and processability and to reduce brittleness.
McGraw-Hill Dictionary of Architecture and Construction. Copyright © 2003 by McGraw-Hill Companies, Inc.