This page provides all possible meanings and translations of the word axion
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a hypothetical subatomic particle postulated to explain some symmetry problems arising in the strong nuclear force.
Origin: Named by after Axion, a brand of laundry detergent, for its -on suffix and the notion that the new particle could "clean up" a problem in physics.
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The axion is a hypothetical elementary particle postulated by the Peccei–Quinn theory in 1977 to resolve the strong CP problem in quantum chromodynamics. If axions exist and have low mass within a specific range, they are of interest as a possible component of cold dark matter.