allergen
What is another word for allergen? Here is its meaning, with related words and examples.
Noun — An allergen is a substance that causes an allergic reaction in the body.
We haven't recorded synonyms for allergen yet. You can still read its full definition, where it comes from, or words that rhyme with it.
How to use allergen
The word patterns that sound natural to a native speaker.
a common allergen
exposure to an allergen
list of allergens
The word is a medical and food-labelling term rather than everyday conversation.
Etymology
Allergen was formed by shortening and joining allergy with the suffix -gen, following the same pattern used to coin other medical words such as pathogen and antigen.
Full origin of allergen →Frequently asked questions
What is an allergen?
An allergen is any substance that triggers an allergic reaction in a person's body.
What are common examples of allergens?
Pollen and certain foods are commonly listed as allergens on labels and in medical advice.
Why do food labels mention allergens?
They mention allergens so that people who react to particular substances can avoid products containing them.
