Ure·​chis | \ ˈyu̇rəkə̇s, yəˈrek- \

Definition of Urechis

: a genus (the type of the family Urechidae) of large echiuroid worms which are common in mud along the California seacoast and in which a circulatory system is completely lacking so that the blood corpuscles float free in the coelomic fluid

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History and Etymology for Urechis

New Latin, from ur- entry 2 + Greek echis viper

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Cite this Entry

“Urechis.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/Urechis. Accessed 27 Oct. 2020.

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