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Webster 1913 Edition

Noun.

[L.

aruspicium

haruspicium

Prognostication by inspection of the entrails of victims slain sacrifice.

Noun.

The act of prognosticating by inspection of the entrails of beasts, slain in sacrifice.

aruspicy ‎(uncountable)

Alternative form of haruspicy
- 1828, Barthold Georg Niebuhr, Julius Charles Hare and Connop Thirlwall (translators), The History of Rome, Volume 1, J. Taylor, page 115,
  The East read destiny in the stars, Etruria and Greece in the entrails of victims […] But the peculiar secret of the Etruscans was the interpretation of lightning: this, and all the branches of their aruspicy, were taught in sacerdotal schools …