surface-active

adjective
sur·​face-active | \ ˈsər-fəs-ˌak-tiv How to pronounce surface-active (audio) \

Definition of surface-active

: altering the properties and especially lowering the tension at the surface of contact between phases soaps and wetting agents are typical surface-active substances

First Known Use of surface-active

1920, in the meaning defined above

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More Definitions for surface-active

surface-active

adjective

Medical Definition of surface-active

: altering the properties and especially lowering the tension at the surface of contact between phases soaps and wetting agents are typical surface-active substances