English
electrotonuselectrotonus
From electro- + tonus.
A compound of electro- + tonus
Ancient Greek ἤλεκτρον ‘amber’
French electrum
French électro-
English electro-
Proto-Indo-European *ten- ‘stretch’
Proto-Indo-European *tón-os
Proto-Hellenic *tónos ‘rope, cord’
Ancient Greek τόνος ‘tone’
Latin tonus ‘strain, tension’
English tonus
Today it means
noun The variation of the excitability and conductivity of a nerve or muscle as an electric current passes through it
Language periods are conventional ranges, not dates for this word.
Etymograph / electrotonus
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