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liquid crystal

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Puzzle #180 · November 28, 2025
A state of matter between liquid & solid in which molecules flow like a liquid but stay partially ordered like crystals.

Materials in this state of matter can have unique optical properties - think LCD screens!

Liquid crystals were discovered in 1888 by Austrian botanist Friedrich Reinitzer while studying cholesterol in plants and turned into displays in the 1960s–70s by RCA & others.

From carrot extracts to your phone screen in ~80 years! šŸ„• → šŸ“±
Puzzle Appearances

The expression liquid crystal has appeared in 1 puzzle:

  • Puzzle #180 on November 28, 2025
Rate of Appearance in English Language Print

Google's Ngram project shows how often a pair of words has appeared in print every year since the 1800's.

Data from Google Books Ngram Viewer. Licensed under CC BY 3.0.

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