chronaxie

noun

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chron·ax·ie | \ ˈkrō-ˌnak-sē

, ˈkrä- \

variants: or less commonly chronaxy

Definition of chronaxie

: the minimum time required for excitation of a structure (such as a neuron) by a constant electric current of twice the threshold voltage

History and Etymology for chronaxie

borrowed from French, from Greek chrónos "time" + axía "worth, value," noun derivative (perhaps via *axi-ia) of áxios "of like value, worth, worthy" — more at chrono-, axiom

Note: The term chronaxie was introduced by the French neuroscientist Louis Lapicque (1866-1952) in "Définition expérimentale de l'excitabilité," Comptes rendus hebdomedaires des séances et mémoires de la Société de Biologie, 61^e année, Année 1909, tome second, p. 283.

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chronanagram

chronaxie

chronic

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Cite this Entry

“Chronaxie.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/chronaxie. Accessed 10 Aug. 2022.

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More Definitions for chronaxie

chronaxie

noun

chron·ax·ie

variants: also chronaxy \ ˈkrōn-ˌak-sē

, ˈkrän-

\ or chronaxia \ krō-ˈnak-sē-ə

, krə-

, krän-ˈak- \

plural chronaxies also chronaxias

Medical Definition of chronaxie

: the minimum time required for excitation of a structure (as a nerve cell) by a constant electric current of twice the threshold voltage — compare rheobase