SCRUPLE, in Chaldee chronology, is 24th part of an hour, called by the Hebrews belatin. These scruples are much used by the Jews, Arabs, and other eastern people, in computations of time.
SCRUPLES of half Duration, an arch of the moon's orbit, which the moon's centre describes from the beginning of an eclipse to its middle.
SCRUPLES of Immersion or Incidence, an arch of the moon's orbit, which her centre describes from the beginning of the eclipse to the time when its centre falls into the shadow.
SCRUPLES of Emersion, an arch of the moon's orbit, which her centre describes in the time from the first emergence of the moon's limb to the end of the eclipse.