WordNet (r) 3.0 (2006):

ESR
    n 1: the rate at which red blood cells settle out in a tube of
         blood under standardized conditions; a high rate usually
         indicates the presence of inflammation [syn: erythrocyte
         sedimentation rate, ESR, sedimentation rate, sed
         rate]
    2: microwave spectroscopy in which there is resonant absorption
       of radiation by a paramagnet [syn: electron spin resonance,
       ESR, electron paramagnetic resonance]

V.E.R.A. -- Virtual Entity of Relevant Acronyms (February 2016):

ESR
       Event Service Routine (IPX)


V.E.R.A. -- Virtual Entity of Relevant Acronyms (February 2016):

ESR
       Extended Support Release


The Free On-line Dictionary of Computing (30 December 2018):

Eric S. Raymond
ESR

    One of the authors of the Hacker's Jargon File.
   Eric was involved in the JOLT project and GNU Emacs as
   well as maintaining several FAQ lists.  He is a keen
   advocate of open source.

   (http://ccil.org/~esr).

   E-mail: 

   (1998-10-20)