Definition from Wiktionary, the free dictionary
microbial (not comparable)
- Of, relating to, or caused by microbes or microorganisms.
2013 May-June, Katrina G. Claw, “Rapid Evolution in Eggs and Sperm”, American Scientist, volume 101, number 3:
- Many genes with reproductive roles also have antibacterial and immune functions, which indicate that the threat of microbial attack on the sperm or egg may be a major influence on rapid evolution during reproduction.
relating to microbes
- microbial (relating to microbes)