English Explanatory Dictionary

aerogel

English dictionary entry

Meanings

noun
  1. A porous, ultralight solid-state substance, similar to gel, in which the liquid component is replaced with gas.

Pronunciation

/ˈɛɹ.oʊ.d͡ʒɛl/ LL-Q1860 (eng)-Moire9-aerogel.wav

Word forms

aerogel aerogels

Etymology

From aero- + gel. First attested in the early 1920s as a coinage credited to British-Irish chemist Frederick G. Donnan, originally in reference to coagulated aerosols.

Derived words

X-aerogel
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