Microbiology
Microbiology (from Greek , "mīkros", "small"; , "bios", "life"; and , "-logia") is the study of microorganisms, those being unicellular (single cell), multicellular (cell colony), or acellular (lacking cells). Microbiology encompasses numerous sub-disciplines including virology, parasitology, mycology and bacteriology.
Microbiomes of the built environment
Microbiomes of the built environment is a field of inquiry focusing on the study of the communities of microorganisms found in human constructed environments (i.e., the built environment). It is also sometimes referred to as "microbiology of the built environment".