Definitions

1. noun

A person or thing that vitiates; a destroyer of something, especially health or quality.

“The polluted air acted as a vitiator to the local ecosystem, causing widespread damage.”

2. noun

In chemistry, a substance that causes the degradation or destruction of something, especially a catalyst that accelerates chemical reactions.

“The vitiator in the chemical reaction sped up the decomposition process, leading to a rapid change in the experiment’s outcome.”