: a small Japanese freshwater fish (Oryzias latipes) usually silvery brown in the wild but from pale yellow to deep red in aquarium strains
Examples of medaka in a Sentence
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Male medaka continue to mate with females despite sperm depletion R. Soc.
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Tommy Tuberville, Newsweek, 9 Jan. 2025
For a tiny fish called the medaka (Oryzias latipes), males have a mating capacity of 19 times per day.
—Laura Baisas, Popular Science, 8 Jan. 2025
The Japanese rice fish, also referred to as medaka, has transparent skin — perfect for helping researchers investigate the effects of microgravity on marine life, and more specifically, the effects on their bones.
—Lydia Rivers, Discover Magazine, 3 May 2021
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Tommy Tuberville, Newsweek, 9 Jan. 2025
For a tiny fish called the medaka (Oryzias latipes), males have a mating capacity of 19 times per day.
—Laura Baisas, Popular Science, 8 Jan. 2025
The Japanese rice fish, also referred to as medaka, has transparent skin — perfect for helping researchers investigate the effects of microgravity on marine life, and more specifically, the effects on their bones.
—Lydia Rivers, Discover Magazine, 3 May 2021
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“Medaka.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/medaka. Accessed 31 Oct. 2025.
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