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ESR

American  
  1. erythrocyte sedimentation rate: the rate at which red blood cells settle in a column of blood, serving as a diagnostic test.

  2. electron spin resonance.


ESR British  

abbreviation

  1. electron spin resonance

  2. erythrocyte sedimentation rate: the rate at which red blood cells settle in a vertical tube, used to detect the presence of disease

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

Here’s a link to the brand I have used for years, ESR.

From Fox News • Mar. 12, 2022

Everything changed when Mr. Blackwood created the ESR tote.

From New York Times • Jun. 30, 2021

Meanwhile, all ESR restaurants are carrying out “the strictest of safety practices,” including temperature checks for workers and patrons entering.

From Seattle Times • Oct. 10, 2020

Many donors I spoke to were long-time critics of ESR who were amused by the ESR drive, but all were serious about the basic mission of the Great Slate.

From The Verge • Mar. 8, 2018

In 1997, after meditatating on the success of Linux for three years, the Jargon File's own editor ESR wrote an analytical paper on hacker culture and development models titled The Cathedral and the Bazaar.

From The Jargon File, Version 4.2.2, 20 Aug 2000 by Steele, Guy L.