D defs.my
Entry 1 sense Webster, 1913

Anacrotism

· A·nac·ro·tism · IPA /əˈnæk.ɹəˌtɪz.əm/
01 n. A secondary notch in the pulse curve, obtained in a sphygmographic tracing.
  1. 1.
    A secondary notch in the pulse curve, obtained in a sphygmographic tracing.(Physiol.)