surface tension

noun

: the attractive force exerted upon the surface molecules of a liquid by the molecules beneath that tends to draw the surface molecules into the bulk of the liquid and makes the liquid assume the shape having the least surface area

Examples of surface tension in a Sentence

Recent Examples on the Web

In its place is the all-purpose flour tortilla, to which rehydrated sauces and stews adhere thanks to surface tension. —Nicola Twilley, WIRED, 11 Feb. 2020

Nature’s aversion to corners and straight edges might serve to save energy, the team writes in the paper, since forces like surface tension and elasticity end up smoothing out corners naturally. —Margherita Bassi, Smithsonian Magazine, 24 Sep. 2024

View 3 Images View gallery - 3 images Inspired by the surface tension of a droplet of liquid, researchers have created an adjustable wheel that alters shape in real-time, tackling uneven surfaces and high obstacles with ease. —New Atlas, 15 Aug. 2024

The surface tension of a liquid results from an imbalance in the attractive or cohesive forces between molecules. —New Atlas, 15 Aug. 2024

Word History

First Known Use

1876, in the meaning defined above

Kids Definition

surface tension

noun

: the attractive force felt by surface molecules of a liquid from the molecules beneath that tends to draw the surface molecules into the mass of the liquid and makes the liquid take the shape having the least surface area

Medical Definition

surface tension

noun

: the attractive force exerted upon the surface molecules of a liquid by the molecules beneath that tends to draw the surface molecules into the bulk of the liquid and makes the liquid assume the shape having the least surface area