entrained; entraining; entrains
1
: to draw along with or after oneself
2
: to draw in and transport (something, such as solid particles or gas) by the flow of a fluid
3
: to incorporate (air bubbles) into concrete
4
: to determine or modify the phase or period of
circadian rhythms entrained by a light cycle
entrainer
noun
entrained; entraining; entrains
: to put aboard a train
: to go aboard a train
Examples of entrain in a Sentence
Recent Examples on the Web
Carrie Anne Yu, Forbes.com, 20 May 2025
In the inner solar system—this side of Jupiter—the proximity of the sun causes both free-floating water and water entrained on bodies like asteroids to flash into vapor.
—Jeffrey Kluger, TIME, 30 Sep. 2024
Heat and humidity constrict and narrow airways, trap ozone, and cause the air to entrain more particulate matter from cars, trucks, and smokestacks.
—Jeffrey Kluger, TIME, 24 May 2024
When thunderstorms blossom, their updrafts can vertically entrain and stretch any nascent low-level swirl, helping to establish a more cohesive center of circulation.
—Matthew Cappucci, Washington Post, 18 Oct. 2023
See All Example Sentences for entrain
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Verb
Meanwhile, findings show that emotional coherence—the ability to regulate and stabilize one’s inner state—can entrain those around us.
—Carrie Anne Yu, Forbes.com, 20 May 2025
In the inner solar system—this side of Jupiter—the proximity of the sun causes both free-floating water and water entrained on bodies like asteroids to flash into vapor.
—Jeffrey Kluger, TIME, 30 Sep. 2024
Heat and humidity constrict and narrow airways, trap ozone, and cause the air to entrain more particulate matter from cars, trucks, and smokestacks.
—Jeffrey Kluger, TIME, 24 May 2024
When thunderstorms blossom, their updrafts can vertically entrain and stretch any nascent low-level swirl, helping to establish a more cohesive center of circulation.
—Matthew Cappucci, Washington Post, 18 Oct. 2023
See All Example Sentences for entrain
Cite this Entry
“Entrain.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/entrain. Accessed 18 Jul. 2025.
Copy CitationMedical Definition
entrain
transitive verb
en·train
in-ˈtrān 
: to determine or modify the phase or period of
circadian rhythms entrained by a light cycle
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