biology
noun
bi·ol·o·gy
| \ bī-ˈä-lə-jē
\
\
Definition of biology
1
: a branch of knowledge that deals with living organisms and vital processes
advances in the field of biology a biology textbook
2a
: the plant and animal life of a region or environment
the biology of the rain forest
b
: the life processes especially of an organism or group
the biology of cancer cells
broadly
: ecology
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Other Words from biology
biologist
\ bī-ˈä-lə-jist
\
noun
\
noun
Examples of biology in a Sentence
advances in the field of biology
the biology of the rain forest
the biology of tumor cells
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Recent Examples on the Web
Location played a role in the decision, as Wakabayashi will be going back to school to pursue a single-subject teaching credential in biology at Hope International University in Fullerton. — Andrew Turner, Daily Pilot, "Jordann Wakabayashi steps down as Corona del Mar’s softball coach, heads over to Savanna," 13 Aug. 2019 That position has spooked government experts who have worked in marine biology for decades, and who in recent years sounded alarm bells over the consequences of mass die-offs along U.S. shorelines and beyond. — orlandosentinel.com, "Trump administration throws cold water on climate change threat to coral reefs in Florida," 9 Aug. 2019 Nothing in biology makes sense except in the light of evolution. — Eugene Koonin, Quartz, "What will we do once we’ve sequenced all the genomes?," 9 Aug. 2019 In biology, there is almost no such thing as proof. — Richard Preston, The New Yorker, "Is Ebola Evolving Into a More Deadly Virus?," 7 Aug. 2019 Slavnikov, who holds a degree in biology, was a middle school science teacher in Connecticut before coming to Maryland. — Mary Grace Keller, baltimoresun.com/maryland/carroll, "Carroll Biz Challenge: CodeLand aims to unite generations of learners," 5 Aug. 2019 Rooting morality in biology has made Churchland a controversial figure among philosophers. — Sigal Samuel, Vox, "How your brain invents morality," 8 July 2019 Like all things in synthetic biology, these tools will continue to improve, cheapen, and miniaturize with extraordinary speed. — George Church, Ars Technica, "We should create a global DNA threat-detection network to fight future pathogens," 19 June 2019 His father, a researcher in marine biology, is dead, and his mother, Sally (Draper), has inexplicably married a lunkhead, Ron (Nick Sandow), who faults her on her indulgent parenting. — Tom Keogh, The Seattle Times, "‘Stella’s Last Weekend’: Dog brings only grace to ill-conceived family affair," 25 Oct. 2018These example sentences are selected automatically from various online news sources to reflect current usage of the word 'biology.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.
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More Definitions for biology
biology
noun
English Language Learners Definition of biology
: a science that deals with things that are alive (such as plants and animals)
: the plant and animal life of a particular place
: the processes that occur in a living thing
See the full definition for biology in the English Language Learners Dictionary
biology
noun
bi·ol·o·gy
| \ bī-ˈä-lə-jē
\
\
Kids Definition of biology
: a science that deals with living things and their relationships, distribution, and behavior
biology
noun
bi·ol·o·gy
| \ -jē
\
\
plural biologies
Medical Definition of biology
1
: a branch of science that deals with living organisms and vital processes
2a
: the plant and animal life of a region or environment
b
: the laws and phenomena relating to an organism or group
3
: a treatise on biology
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