IPA: /ˈpɜːrdʒər/
KK: /ˈpɜrʤər/
A person or thing that cleanses or removes unwanted substances, often used in a medical or cleansing context.
The purger was effective in removing toxins from the system.
Purger → It is formed from "purge" (from Latin "purgare", meaning to cleanse or purify) and "-er" (meaning a person who). A purger is a person who cleanses or removes something undesirable.
Think of someone who 'cleanses' ('purgare') something — that's why a purger is a person who removes unwanted things.