Definition of envenom in English:

envenom

verb

[WITH OBJECT]archaic
  • Put poison on or into; make poisonous:

    figurative ‘tribal rivalries envenom the bitter civil war’
    • ‘Poisons normally don't act quite so hammily, and, where so large an area had to be envenomed, it might have revealed a smudge, foiling the lethal intent.’
    • ‘Bites are painless, though envenomed people rapidly experience paraesthesia (numbness of the extremities), tightness in the chest, difficulty breathing, weakness and paralysis.’
    • ‘I choked and coughed repeatedly as my body tried to rid itself of the smoke that still envenomed its lungs.’
    • ‘He must've envenomed them or something like that, since I saw some green liquid besides blood on his shirt.’
    • ‘Laertes wounds Hamlet, but in a scuffle they exchange rapiers and he too is wounded with the envenomed point.’
    poison, add poison to, spike, lace, contaminate
    embitter, make bitter, sour, poison, make rancorous, jaundice, colour, taint
    View synonyms

Origin

Middle English (formerly also as invenom): from Old French envenimer, from en- in + venim venom.

Pronunciation:

envenom

/ɪnˈvɛnəm/