pronalazak

1. invention
   Telefon je jedan od najvažnijih pronalazaka u istoriji. — The telephone is one of the most important inventions in history.
   Tesla je patentirao mnogo pronalazaka. — Tesla patented many inventions.
2. finding; discovery
   Policija je potvrdila pronalazak tela u reci. — The police confirmed the discovery of a body in the river.
   Pronalazak novog nalazišta nafte obradovao je stručnjake. — The discovery of a new oil field pleased the experts.

The word most often means "invention"; a scientific discovery is usually otkriće.