say it: mahy-KROH-bee-uhl
microbial is an adjective meaning "of or involving or caused by or being microbes". It is pronounced /maɪˈkɹoʊbiəl/ — mahy-KROH-bee-uhl. It carries one recorded sense.
Definitions, synonyms and semantic relations for microbial come from Princeton University’s WordNet. The pronunciation comes from the CMU Pronouncing Dictionary. Commonness is measured against a corpus of everyday English. Full sources and licences.