Du·brov·nik 
(dbrôv-nĭk′) Formerly Ra·gu·sa (rə-gzə, rä-gzä)
(dbrôv-nĭk′) Formerly Ra·gu·sa (rə-gzə, rä-gzä) A city of southern Croatia on the Adriatic Sea. In the Middle Ages it was a powerful maritime city-state and a cultural center.
- omnidirectional
- omnidirectional radio range
- omnifarious
- omnifariously
- omnipotence
- omnipotency
- omnipotent
- omnipotently
- omnipresence
- omnipresent
- omnirange
- omniscience
- omnisciency
- omniscient
- omnisciently
- omnisexual
- omnisexuality
- omnium-gatherum
- omnivore
- omnivorous
- omnivorously
- omnivorousness
- Omotic
- omphalos
- Omsk