Neurotoxin
Origin
From Ancient Greek νεῦÏον (neuron, "sinew, tendon") and Latin toxicum ("poison"), from Ancient Greek τοξικόν (toxikon, "(poison) for use on arrows"), from τοξικός (toksikos, "pertaining to arrows or archery"), from τόξον (tokson, "bow").
Full definition of neurotoxin
Noun
neurotoxin
(plural neurotoxins)- (neuroscience, toxicology) A toxin that specifically acts upon neurons, their synapses, or the nervous system in its entirety.