FOAM

Foam

A foam is a substance that is formed by trapping pockets of gas in a liquid or solid. A bath sponge and the head on a glass of beer are examples of foams. In most foams, the volume of gas is large, with thin films of liquid or solid separating the regions of gas.

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foam

Noun

  1. A substance composed of a large collection of bubbles or their solidified remains.
  2. Sea foam; the sea.

Verb

  1. To form or emit foam.


The above text is a snippet from Wiktionary: foam
and as such is available under the Creative Commons Attribution/Share-Alike License.

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