English

Adverb

poisonously

1. In a poisonous manner.
   • Thomas Edison

     The x-ray had affected poisonously my assistant, Mr. Dally.

   • 1918, W. B. Maxwell, chapter 12, in The Mirror and the Lamp:

     To Edward […] he was terrible, nerve-inflaming, poisonously asphyxiating. He sat rocking himself in the late Mr. Churchill's swing chair, smoking and twaddling.

2. (obsolete) Using poison.