sensitization

noun
1
the process of making somebody/something more aware of something, especially a problem or something bad
حساس‌سازی, آگاه‌سازی
2
the fact of somebody/something becoming sensitive to physical or chemical changes, or to a particular substance
حساسیت, حساس شدن, تشدید حساسیت
the risk of allergic sensitization
sensitization to common allergens