A scientist whose speciality is microbiology.(noun)
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Use "microbiologist" in a sentence
"One of the most important issues on that subject to me as a microbiologist is the danger of overusing antibiotics."
"Some, such as microbiologist Carl Woese of the University of Illinois, argue that life on earth is descended "not from one, but from three distinctly different cell types" ( "On the evolution of cells,""
""They don't exist," says microbiologist Ronald Atlas of the University of Louisville."