Definition of interferon noun from the Oxford Advanced Learner's Dictionary

 

interferon

 noun
noun
BrE BrE//ˌɪntəˈfɪərɒn//
 
; NAmE NAmE//ˌɪntərˈfɪrɑːn//
 
[uncountable](biology)
 
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a substance produced by the body to prevent harmful viruses from causing disease Word Origin 1950s: from interfere + -on.
See the Oxford Advanced American Dictionary entry: interferon