biology
noun
bi·ol·o·gy
bī-ˈä-lə-jē 
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
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
More than 70 years ago, Antioch became the first community in California, joined by cities served by San Francisco’s Public Utilities Commission, to add fluoride to its public water supply, according to a history of the state’s fluoridation by UCSF emeritus professor of oral biology Ernest Newbrun.
—
Lisa M. Krieger, The Mercury News, 16 Nov. 2024
Akoya continues to focus on its spatial biology solutions, aiming to enhance existing products and develop new offerings to drive growth and market penetration.
—Quartz Bot, Quartz, 14 Nov. 2024
Although the exact dates of its arrival and discovery are unclear, the penny-sized bit of rock somehow found its way into a Purdue University biology department desk drawer, where faculty uncovered it in 1929.
—Andrew Paul, Popular Science, 14 Nov. 2024
All the other great startups and other people working in computational biology.
—Richard Nieva, Forbes, 31 Oct. 2024
See all Example Sentences for biology 
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Lisa M. Krieger, The Mercury News, 16 Nov. 2024
Akoya continues to focus on its spatial biology solutions, aiming to enhance existing products and develop new offerings to drive growth and market penetration.
—Quartz Bot, Quartz, 14 Nov. 2024
Although the exact dates of its arrival and discovery are unclear, the penny-sized bit of rock somehow found its way into a Purdue University biology department desk drawer, where faculty uncovered it in 1929.
—Andrew Paul, Popular Science, 14 Nov. 2024
All the other great startups and other people working in computational biology.
—Richard Nieva, Forbes, 31 Oct. 2024
See all Example Sentences for biology
Dictionary Entries Near biology
Cite this Entry
“Biology.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/biology. Accessed 26 Nov. 2024.
Copy CitationKids Definition
biology
noun
bi·ol·o·gy
bī-ˈäl-ə-jē
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
Etymology
from German Biologie "biology," derived from Greek bi-, bio- "life" and -logia "study, science"
Medical Definition
biology
noun
bi·ol·o·gy
-jē
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
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