Definition of "zebrafish" []

• A small striped fish, Danio rerio, originally from India but now common as an aquarium fish and as a subject of genetic experiments. (noun)

Wiktionary.org : Text is available under the Creative Commons Attribution-ShareAlike License

• "The zebrafish is a popular drug research model because it is transparent and the effects of drugs are easily monitored."
• "Morris calls the zebrafish an ideal genetic model for studies of development and disease."
• "Today, scientists can offer a real-life glimpse of this developmental bifurcation by pointing to vertebrates, such as zebrafish, that retain pharyngeal teeth only; others, such as mouse and human, that have oral teeth only; and a subset, including cichlids, that thrives with both."