Definition of aerogel in English:

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aerogel

Pronunciation: /ˈerəˌjel/

noun

A solid material of extremely low density, produced by removing the liquid component from a conventional gel. Also called frozen smoke.
Example sentences
  • An aerogel is a porous network of silica strands with diameters of a few nanometres.
  • To be useful, aerogels must remain firm in different environments - a hurdle that most such materials have not cleared.
  • A tennis racket-shaped canister packed with a material called aerogel will capture the particles during the flyby.

For editors and proofreaders

Syllabification: aer·o·gel

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