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单词 surfactant
释义

WordReference Random House Unabridged Dictionary of American English © 2024
sur•fac•tant  (sər faktənt),USA pronunciation n. [Chem.]
  1. ChemistrySee surface-active agent. 
  • shortening of surf(ace)-act(ive) a(ge)nt 1945–50

Collins Concise English Dictionary © HarperCollins Publishers::
surfactant /sɜːˈfæktənt/ n
  1. Also called: surface-active agent a substance, such as a detergent, that can reduce the surface tension of a liquid and thus allow it to foam or penetrate solids; a wetting agent
adj
  1. having the properties of a surfactant
Etymology: 20th Century: surf(ace)-act(ive) a(ge)nt
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