surface-active

adjective sur·face-active \ ˈsər-fəs-ˌak-tiv \

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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Medical Dictionary

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

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