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probiotic

noun [C]
 
 
/ˌprəʊ.baɪˈɒt.ɪk/ US  /ˌproʊ.baɪˈɑː.t̬ɪk/

Definition

a food or pill that contains good bacteria that may keep you healthyBacteria, moulds, germs and viruses probiotic
 
 
adjective
probiotic yogurtBacteria, moulds, germs and viruses
(Definition of probiotic noun from the Cambridge Advanced Learner's Dictionary & Thesaurus © Cambridge University Press)
Focus on the pronunciation of probiotic