French word

capillarité

Pronunciation

IPA/kapilaʁite/

Meaning

  • feminine nouncapillary action

Example

On voit la capillarité quand on met un sachet de thé dans une tasse d'eau chaude.

You can see capillary action when you put a tea bag in a cup of hot water.

Illustration for capillarité (capillary action)

More examples

La capillarité permet au papier essuie-tout d'absorber l'eau.

Capillary action allows paper towels to absorb water.

Core concept

Water creeping through a bundle of fibers as though the fibers were joined by tiny hidden channels.

Definition in French

Capacité d'un liquide à monter ou à pénétrer dans de très fins interstices sans action extérieure, due à l'adhésion et à la tension superficielle.

Word origin

The noun was formed from French capillaire and the suffix -ité; capillaire derives from Latin capillaris, "related to hair," from capillus, "hair."

Usage tips

  • The phrase par capillarité describes a liquid's movement through a material and is common in technical explanations.

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