Definition of saltus in English:

saltus

noun

literary
  • A sudden transition; a breach of continuity.

    • ‘The order of the rings is suddenly altered by half an order: the rings become faint, then there is a saltus of half an order in the colours.’

Origin

Mid 17th century: from Latin, literally leap.

Pronunciation:

saltus

/ˈsaltəs//ˈsôl-/