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
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
About half of the emissions are taken up by the land and the oceans, which act as carbon sinks, entraining the greenhouse gas and preventing it from accelerating climate change even further.
—Jeffrey Kluger, Time, 29 June 2023
See all Example Sentences for entrain 
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Verb
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
About half of the emissions are taken up by the land and the oceans, which act as carbon sinks, entraining the greenhouse gas and preventing it from accelerating climate change even further.
—Jeffrey Kluger, Time, 29 June 2023
See all Example Sentences for entrain
Dictionary Entries Near entrain
Cite this Entry
“Entrain.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/entrain. Accessed 2 Dec. 2024.
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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