Sat·ur·nine a.
  1. Born under, or influenced by, the planet Saturn.
  2. Heavy; grave; gloomy; dull; -- the opposite of mercurial; as, a saturnine person or temper.
  3. Old Chem. Of or pertaining to lead; characterized by, or resembling, lead, which was formerly called Saturn. [Archaic]
  Saturnine colic Med., lead colic.
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