biology

noun

bi·​ol·​o·​gy bī-ˈä-lə-jē How to pronounce biology (audio)
1
: a branch of knowledge that deals with living organisms and vital processes
advances in the field of biology
a biology textbook
2
a
: the plant and animal life of a region or environment
the biology of the rainforest
b
: the life processes especially of an organism or group
the biology of cancer cells
broadly : ecology
biologist noun

Examples of biology in a Sentence

advances in the field of biology the biology of the rain forest the biology of tumor cells
Recent Examples on the Web
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
Next generation Wampler, who earned a Ph.D. in biology and later worked at UCSD, emphasized that young people could greatly benefit the cityhood movement. Noah Lyons, San Diego Union-Tribune, 25 Jan. 2025 Scott Hutcheson, PhD explores leadership, team, and organizational performance from a biology of behavior perspective. Scott Hutcheson, Forbes, 24 Jan. 2025 And its resources are put to use well beyond the field of medicine, with grants for work in biology, chemistry, physics, engineering, social sciences, and social work, among other fields. Ian Bogost, The Atlantic, 24 Jan. 2025 With that being said, noises associated with wind turbine construction are likely more intense, said Hal Whitehead, a professor of biology at Dalhousie University. Brendan Rascius, Miami Herald, 16 Jan. 2025 See all Example Sentences for biology 

Word History

Etymology

German Biologie, from bi- + -logie -logy

First Known Use

1799, in the meaning defined at sense 1

Time Traveler
The first known use of biology was in 1799

Dictionary Entries Near biology

Cite this Entry

“Biology.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/biology. Accessed 30 Jan. 2025.

Kids Definition

biology

noun
bi·​ol·​o·​gy bī-ˈäl-ə-jē How to pronounce biology (audio)
1
: a branch of knowledge that deals with living organisms and life processes
2
a
: the plant and animal life of a region or environment
b
: the life processes of an organism or group
biologist noun
Etymology

from German Biologie "biology," derived from Greek bi-, bio- "life" and -logia "study, science"

Medical Definition

biology

noun
bi·​ol·​o·​gy -jē How to pronounce biology (audio)
plural biologies
1
: a branch of science that deals with living organisms and vital processes
2
a
: 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

More from Merriam-Webster on biology

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