The branch of biology that deals with microorganisms and their effects on other living organisms.(noun)
American Heritage(R) Dictionary of the English Language, Fifth Edition. Copyright (c) 2011 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
Use "microbiology" in a sentence
"Low had a degree in microbiology from the University of New Hampshire, but her claim to fame is her work as the flavorist who created Cap'n Crunch."
"The returned petition, one of thousands of mailings he sent out, identified her as having a degree in microbiology and living in Boston."
"McClintock, 57, has a bachelor's degree in biology from James Madison University and a master's degree in entomology and a doctorate in microbiology from the University of Maryland."