Lemizh / English dictionary
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fragmà.
to make an electric resistance unit, a resistance of 1.472 ohms (see appendix, Units of measurement)
Etymology
shortened form, academic loan of
< Koi φράγμα ‘dam, barrier’
Koi φράσσω ‘fence in, fortify’, of unknown origin
Most electric units use the metaphor, which relates electric resistance to a water barrier, such as a dam.
Cognates
Eng dia‑phragm