toxon

tox·on

, toxone (tok'sŏn, tok'sōn),
A hypothetical bacterial product, of feeble toxicity and weak affinity for antitoxin.
Farlex Partner Medical Dictionary © Farlex 2012
References in periodicals archive ?
undulato, toxon caracteristico del margen nord-africano, asi como una mayor persistencia del genero Lobo-thyris.
The Greek word toxon meant "bow" (as in "arrow launcher").
bow is "polished" toxon euxoon, and at 395 it is made of horn,
From the Greek toxikon (poisoned arrow, from toxon [bow]) and plasma (something molded).
The word toxon means "bow," and toxin means "poisonous." The genus name Taxus is thought to be derived from some combinations of these words.
Their word toxon meant 'bow' (as in bowsand arrows)and at some point the archers discovered that they could achieve a higher kill-rate on their enemies if they dipped their arrows in a poisonous concoction of some description before releasing them.
What is perhaps not so obvious is both words are derived from the Greek toxon which meant bow,as in ``bow and arrow''.