Definition of antidromic in English:


Line breaks: anti|drom¦ic
Pronunciation: /ˌantɪˈdrəʊmɪk


  • (Of an impulse) travelling in the opposite direction to that normal in a nerve fibre. The opposite of orthodromic.
    More example sentences
    • Electrophysiologic recordings demonstrated that activation of sensory nerve fibers, either by antidromic stimulation or capsaicin, depolarized these neurons.
    • Broad complex tachycardias may also occur in the Wolff-Parkinson-White syndrome, either as an antidromic atrioventricular re-entrant tachycardia or in association with atrial flutter or fibrillation.
    • Vascular response to antidromic ES of the sciatic nerve.


early 20th century: from anti- + Greek dromos 'running' + -ic.

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a small amount; a little