bitterling

noun
bit·​ter·​ling | \ ˈbitə(r)liŋ \
plural -s

Definition of bitterling

: a small European cyprinid fish (Rhodeus amarus) introduced and locally common about New York that is much used in bioassay of mammalian hormones — see bitterling test, japanese bitterling

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History and Etymology for bitterling

German, from bitter (from Old High German bittar) + -ling

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Cite this Entry

“Bitterling.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/bitterling. Accessed 11 Aug. 2020.

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