The longest English word takes hours to say
The chemical name for titin, a protein, is the longest English word at 189,819 letters, taking hours to pronounce, far exceeding dictionary entries.
The chemical name for titin, the largest known protein, is an astonishing 189,819 letters long. It would take over three hours to pronounce this full name, which begins "Methionylthreonylthreonylglutaminylarginyl..." and spans many pages. Scientists simply call it "titin" for practical use.
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