This is the 112th most frequent Croatian word.
virusa
The Croatian word "virusa" means "of the virus" or "viruses" in English, depending on context.
Here, 'virusa' is in the genitive singular case, indicating possession or specification (of the virus).
Znanstvenici istražuju strukturu virusa.
Scientists are investigating the structure of the virus.
In this sentence, 'virusa' is in the genitive singular case, used after the preposition 'protiv' (against).
Imuni sistem pomaže tijelu u borbi protiv virusa.
The immune system helps the body fight against the virus.
Here, 'virusa' is in the genitive singular case, describing the strain that belongs to or is characterized by the virus.