biology

noun
bi·​ol·​o·​gy | \ bī-ˈä-lə-jē How to pronounce biology (audio) \

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 How to pronounce biologist (audio) \ 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

Even though species is arguably the most important rank across multiple fields of biology, there are dozens of species concepts in use — and biologists working with different groups of organisms can’t seem to agree on just one. Quanta Magazine, "What’s in a Name? Taxonomy Problems Vex Biologists," 24 June 2019 There’s a long history of biology not being used for the good of marginalized groups. Jenny Anderson, Quartz, "The scientific effort to protect babies from trauma before it happens," 22 June 2019 However, geothermal reactions devoid of biology can also generate methane. Kenneth Chang, BostonGlobe.com, "NASA rover on Mars detects puff of gas that hints at possibility of life," 22 June 2019 However, geothermal reactions devoid of biology can also generate methane. New York Times, "NASA Rover on Mars Detects Puff of Gas That Hints at Possibility of Life," 22 June 2019 Even as researchers make breakthroughs in some areas of biology, public-health officials are struggling with an outbreak of measles in the U.S.... WSJ, "Science & Health Briefing: The Ethics of Genetics Research, What’s Next in Space, and More," 27 May 2019 Synthetic biology could yield a level of human flourishing that defies imagination. Rob Reid, Ars Technica, "In the not-so-distant future, “synbio” could lead to global catastrophe—maybe," 18 June 2019 Prices can range from $1,040 for a semester of AP biology at online Laurel Springs to $3,360 for a single-semester, one-on-one class at Futures around Los Angeles. Melissa Korn, WSJ, "The Trick High-Schoolers Are Using to Boost Their Grades," 18 June 2019 This last aspect of siren biology is a challenge for Kline’s lab. Asher Elbein, Washington Post, "An unintended consequence of more fencing at the border? It might make it harder to identify a new salamander species.," 18 June 2019

These 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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First Known Use of biology

1799, in the meaning defined at sense 1

History and Etymology for biology

German Biologie, from bi- + -logie -logy

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Statistics for biology

Last Updated

5 Jul 2019

Look-up Popularity

Time Traveler for biology

The first known use of biology was in 1799

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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

biology

noun
bi·​ol·​o·​gy | \ bī-ˈä-lə-jē How to pronounce biology (audio) \

Kids Definition of biology

: a science that deals with living things and their relationships, distribution, and behavior

biology

noun
bi·​ol·​o·​gy | \ -jē How to pronounce biology (audio) \
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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More from Merriam-Webster on biology

Rhyming Dictionary: Words that rhyme with biology

Spanish Central: Translation of biology

Nglish: Translation of biology for Spanish Speakers

Britannica English: Translation of biology for Arabic Speakers

Comments on biology

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