Silicon-based substance used in insulation Crossword Clue

Here is the answer for the crossword clue Silicon-based substance used in insulation . We have found 40 possible answers for this clue in our database. Among them, one solution stands out with a 98% match which has a length of 7 letters. We think the likely answer to this clue is AEROGEL.

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Crossword Answer For Silicon-based substance used in insulation:

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40 Potential Answers:

RankAnswerLengthSourceDate
98% AEROGEL Silicon-based substance used in insulation (7)
3% LAG Insulate (pipes) (3) Puzzler Backwords Dec 4, 2025
2% THERMAL Extra-warm and insulating (underwear) (7) Puzzler Backwords Dec 6, 2025
2% SALVE Soothing substance (5) USA Today Dec 5, 2025
2% SERUM Immunisation substance (5) (5) Puzzler Dec 4, 2025
2% ALTO Silicon Valley city Palo __ (4) LA Times Daily Dec 1, 2025
2% SIDLE Silicon Valley disposing of a creep (5) The Telegraph Cryptic Dec 1, 2025
2% TSHIRT Part of a "uniform" for some Silicon Valley CEOs (6) USA Today Nov 30, 2025
2% MEATY Full of substance (5) Puzzler Backwords Nov 29, 2025
2% CHOCOLATE Cocoa-based syrup used to top sundaes (9)
Silicon-based substance used in insulation Crossword Clue
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We found 40 solutions for Silicon-based substance used in insulation. The top solutions are determined by popularity, ratings and frequency of searches. The most likely answer for the clue is AEROGEL.

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