surface tension

noun

🔊/ˌsɜːfɪs ˈtenʃn/

🔊/ˌsɜːrfɪs ˈtenʃn/

[uncountable] (specialist)

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the property (= characteristic) of liquids by which they form a layer at their surface, and which makes sure that this surface covers as small an area as possible表面张力