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DEA

In chemistry, DEA stands for diethanolamine, an organic compound used in industrial processes and as an ingredient in some cosmetic and personal care products.

/dˈi/117 viewsLast reviewed Jun 29, 2026+ Add a definition
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#1·Apr 28, 2026

In chemistry, DEA stands for diethanolamine, an organic compound used in industrial processes and as an ingredient in some cosmetic and personal care products. The abbreviation is used in technical and industrial contexts. Outside chemistry, DEA also commonly refers to the Drug Enforcement Administration in the US, but that sense is not what is documented here.

The formulation called for a small amount of DEA as a pH adjuster.
Origin: Initialism for diethanolamine, a chemical compound; standard abbreviation in chemistry and industry. Editorial expansion authored on Slangora.
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#2·Apr 27, 2026

diethanolamine.

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