allergin
/ˈælərdʒɪn/
noun
- A substance that causes an allergic reaction; same as allergen.
- Dust mites are a common allergin that triggers asthma in many children.
- The doctor tested her for various allergins to find out what was causing her hives.
- Peanuts are a well-known allergin that can cause severe reactions in some people.
Synonyms