esr

Noun esr has 2 senses

• esr(n = noun.time) erythrocyte sedimentation rate, sed rate, sedimentation rate - 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;
is a kind of rate

• esr(n = noun.act) electron paramagnetic resonance, electron spin resonance - microwave spectroscopy in which there is resonant absorption of radiation by a paramagnet;
is a kind of microwave spectroscopy