istaknut

1. (of a person) prominent; distinguished
   Bio je istaknuti naučnik i profesor. — He was a distinguished scientist and professor.
   Na skupu su govorili istaknuti političari. — Prominent politicians spoke at the meeting.
2. displayed; posted; highlighted
   Cene moraju biti jasno istaknute u radnji. — Prices must be clearly displayed in the shop.
   Važne reči su istaknute crvenom bojom. — The important words are highlighted in red.
3. (of features, shape) prominent; pronounced
   Ona ima istaknute jagodice. — She has prominent cheekbones.

It is the participle of istaći; in the sense "prominent" it usually comes before the noun: istaknuti pisac.