rex sole

noun

: a flounder (Errex zachirus synonym Glyptocephalus zachirus) with both eyes on the right side that is an important food fish occurring from the Bering Sea to Baja California

Word History

Etymology

probably modification of New Latin Errex genus name

First Known Use

circa 1954, in the meaning defined above

Time Traveler
The first known use of rex sole was circa 1954

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Cite this Entry

“Rex sole.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/rex%20sole. Accessed 3 Aug. 2026.

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