circulation
noun
cir·cu·la·tion
ˌsər-kyə-ˈlā-shən 
1
: orderly movement through a circuit
especially
: the movement of blood through the vessels of the body induced by the pumping action of the heart
2
: flow
3
a
: passage or transmission from person to person or place to place
especially
: the interchange of currency
coins in circulation
b
: the extent of dissemination: such as
(1)
: the average number of copies of a publication sold over a given period
(2)
: the total number of items borrowed from a library
Examples of circulation in a Sentence
He has bad circulation in his legs.
The drug improves blood circulation.
The attic has poor air circulation.
the circulation of ocean waters
Let's open the windows to get some circulation in here.
This memo is not meant for circulation.
The coins have recently entered circulation.
Recent Examples on the Web
Overall, sleeping in a zero-gravity bed might offer potential benefits for spinal alignment, circulation, acid reflux and breathing.
—
Caroline C. Boyle, USA Today, 17 May 2025
Compression gear is key for long stretches of sitting, when circulation tends to slow, especially mid-flight.
—Rosie Marder, Travel + Leisure, 9 May 2025
The numbers reconfirmed that circulation was my main concern, so my treatment was decided upon: A sound bath to harmonize circulation, lymphatic drainage for a reset, and a deep tissue massage to work out the kinks.
—Adam Hurly, Robb Report, 8 May 2025
The research team is monitoring changes in conditions that impact ice flow speed and will inevitably lead to sea level rise, such as ocean warming, ocean circulation, air temperature, and snowfall.
—Stephanie Edwards, Discover Magazine, 8 May 2025
See All Example Sentences for circulation
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Caroline C. Boyle, USA Today, 17 May 2025
Compression gear is key for long stretches of sitting, when circulation tends to slow, especially mid-flight.
—Rosie Marder, Travel + Leisure, 9 May 2025
The numbers reconfirmed that circulation was my main concern, so my treatment was decided upon: A sound bath to harmonize circulation, lymphatic drainage for a reset, and a deep tissue massage to work out the kinks.
—Adam Hurly, Robb Report, 8 May 2025
The research team is monitoring changes in conditions that impact ice flow speed and will inevitably lead to sea level rise, such as ocean warming, ocean circulation, air temperature, and snowfall.
—Stephanie Edwards, Discover Magazine, 8 May 2025
See All Example Sentences for circulation
Cite this Entry
“Circulation.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/circulation. Accessed 20 May. 2025.
Copy CitationKids Definition
circulation
noun
cir·cu·la·tion
ˌsər-kyə-ˈlā-shən
1
: orderly movement through a circuit
especially
: the movement of blood through the vessels of the body caused by the pumping action of the heart
2
a
: passage from person to person or place to place
coins in circulation
b
: the average number of copies (as of a newspaper) sold over a given period
Medical Definition
circulation
noun
cir·cu·la·tion
ˌsər-kyə-ˈlā-shən
: the movement of blood through the vessels of the body that is induced by the pumping action of the heart and serves to distribute nutrients and oxygen to and remove waste products from all parts of the body see pulmonary circulation, systemic circulation
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