noun
- plural of medaka; small freshwater fish native to East Asia, commonly used in scientific research and kept as aquarium fish
Usage: scientific; aquaculture
Examples
- The laboratory keeps several tanks of medakas for genetic research.
- Medakas are popular among aquarium enthusiasts for their hardiness.
- Scientists study medakas to understand vertebrate development.
- The rice paddies were filled with wild medakas.
- These medakas can survive in both fresh and slightly brackish water.
- The researcher observed the medakas’ spawning behavior.
- Medakas are often used as model organisms in biology classes.