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elementary charge

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noun Physics.

the unit of electric charge of which all free charges found in nature are integral multiples, equal to 1.602 × 10−19 coulombs, the charge of the proton.

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On the farm, the feed for chicks is significantly different from the roosters’; ______ not even comparable.
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2021
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